Laki is an indigenous language of Iran, belonging to the Indo-European language family and classified within the Iranian languages. While its precise linguistic classification is debated among scholars (some consider it a dialect of Southern Kurdish, others a distinct fourth Kurdish language, or even a transitional dialect between Kurdish and Luri) it possesses unique characteristics that set it apart. Laki is known for its oral literary traditions, including hymns, narratives, and poetic verses. The study of Laki speech and language development has recent pilot studies investigating the phonological acquisition in Laki-speaking children, contributing valuable insights into cross-linguistic comparisons of speech sound development and identifying language-specific characteristics crucial for clinical practice and the educational setting.
Laki is chiefly spoken in the western regions of Iran, particularly in the provinces of Lorestan, Hamadan, Ilam, and Kermanshah, with an estimated 680,000 native speakers as of 2021. There are also smaller Laki-speaking enclaves in other parts of Iran, such as Khorasan, Kerman, and Mazandaran, and scattered communities in neighboring countries like Turkey and Iraq. While direct figures for Laki speakers in the United States are not readily available, a small number of Laki speakers likely reside in the US as part of the broader Iranian-American or Kurdish-American diaspora. The 2020 US Census, for instance, reported a total Kurdish population in the United States of approximately 25,000, with higher community estimates. Given that Laki is considered by many linguists to be a Kurdish dialect or a closely related language, it is possible that some of these individuals would identify as Laki speakers, though specific data on this subgroup is not collected separately.
Continue reading to learn how to work with Laki through its speech development, constraints, and comparisons to English.
Interesting Facts About Laki Speech and Language Development
- Laki’s oral tradition is particularly known for its extensive collection of religious hymns and elegiac verses, often recited during ceremonies and gatherings. These compositions are passed down through generations by bards and storytellers.
- Laki exhibits features that bridge the gap between Northern and Southern Kurdish, and also shows connections to Luri, showing how it connects multiple other Iranian languages.
- Laki has historically had limited written literary output compared to other major Iranian languages, but now efforts are being made to promote its written form.
Laki Speech and Language Development
Laki Consonants in Comparison to English
| Laki Consonants Not Shared with English | Uvulars: /q/ · Pharyngeal/uvular fricatives: /ɣ/, /ʁ/ |
| Consonants Shared With English | /p/ /b/ /t/ /d/ /k/ /g/ /f/ /s/ /z/ /ʃ/ /h/ /m/ /n/ /ŋ/ /j/ /l/ |
| English Consonants Not Shared with Laki | /ʒ/ /tʃ/ /dʒ/ /ð/ /θ/ /ɹ/ /w/ |
Laki Vowels in Comparison to English
| Laki Vowels Not Shared with English | Rounded front /øː/ · Central close /ɨ/ |
| Vowels Shared With English | /i/ /e/ /a/ /ɑː/ /o/ /u/ |
| English Vowels Not Shared with Laki | /ɚ/ /ɔ/ /ʌ/ /ʊ/ /ɛ/ /I/ /æ/ /ə/ |
Notes on Laki Phonology
- Consonants: Laki includes uvular stop /q/ and fricatives /ɣ/ and /ʁ/, which are absent in English. English affricates (/tʃ, dʒ/), dental fricatives (/θ, ð/), the rhotic /ɹ/, and /w/ do not occur in Laki. English and Laki share many basic stops, nasals, fricatives (/f, s, z, ʃ, h/), /j/, and /l/.
- Vowels: Laki has a long rounded front vowel /øː/ and central close vowel /ɨ/, which are not present in English. English offers r-colored, lax, and mid-open vowels (/ɚ, ɔ, ʌ, ʊ, ɛ, I, æ, ə/) that Laki lacks.
The Use of Phonotactic Constraints in Laki Speakers
- Syllable Structure Patterns
Laki allows various syllable structures: V, VC, VCC, CV, CVC, CVCC, and even marginally CVCCC. However, V-only syllables are rare, and complex clusters typically involve glides or liquid consonants (academia.edu). - Onset Cluster Restrictions
Word-initial clusters are generally limited to two consonants. Common patterns include C + liquid or semivowel (e.g., /br/, /pl/, /tr/, /gw/). Clusters of three or more are disallowed unless a vowel has been elided (academia.edu). - Complex Codas Allowed
Codas can contain up to three consonants, and nearly all consonant classes may combine (e.g., /r/, /l/, /s/, /k/, /m/ as C1) in complex sequences such as /rs/, /xt/, /kr/, /bl/ (academia.edu). - Glide-Specialization Clusters
Medial and final clusters often include semivowels e.g., /gw/, /nw/, /py/, /gy/, with glides tightly integrated as part of the phonotactic system (academia.edu). - Onset Maximization with Semivowels
Laki allows CCV and CCVC syllables if the second consonant is a semivowel (e.g., /pyā/, /gwār/) (academia.edu). - Phonotactic Repair Mechanism
A glottal stop [ʔ] is inserted before vowel-initial words following a pause, marking clear syllable boundaries (academia.edu).
Considerations for SLPs and Teachers
- Loanword adaptation: English words with initial three-consonant clusters (e.g., “string”) may be simplified.
- Clusters at word end: English final clusters like “-skript” may be reduced to fit CVCC structure.
- Vowel-initial words: Words beginning with vowels in English may receive an epenthetic glottal stop in speech (e.g., [ʔapple]).
- Speech sounds: Semivowel clusters in Laki speakers may carry over into their English pronunciation (e.g., rendering “queen” as /kwin/).
Language Specific Differences Between English and Laki
Laki (a Southern Kurdish variety) and English differ in several key grammatical areas relevant for speech-language assessment. Laki generally follows Subject–Object–Verb (SOV) order, unlike English’s SVO. Adjectives and noun modifiers in Laki follow the noun and often use an Ezafe linking particle. It lacks separate articles—definiteness and plurality are marked by suffixes rather than words like “a” or “the.” Laki verbs exhibit a split-ergative alignment in which two different verbal marking systems are used depending on the type of verb (e.g. transitive or intransitive). Lake verbs are richly inflected, including tense, aspect, agreement, and ergativity—features not present in English. These structural differences may lead Laki speakers to omit articles, misplace modifiers, or improperly use English verb forms.
| Language Features | Laki | English |
|---|---|---|
| Sentence Word Order | SOV is standard; verb-final ordering | SVO |
| Adjectives/Noun Modifiers | Modifiers follow nouns; use Ezafe linking (e.g., kitab-e bozorg “book‑Ez big”) | Adjectives precede nouns |
| Possessives | Marked via Ezafe + genitive suffix (e.g., mard-î Hasan “man‑GEN Hasan”) | Possessor + ’s |
| Possessive Pronouns | Possession expressed via pronominal clitics and Ezafe constructs | my, your, his |
| Verb inflection | Rich inflection: tense, aspect, agreement, split-ergative past | Verbs change mainly for tense and agreement |
| Pronouns | Separate forms; ergative pronouns in past transitive clauses | Independent pronouns required |
| Pronoun Gender | No gender distinctions | he, she, it |
| Subjects of Sentences | Explicit for agreement; ergative alignment in past transitive sentences | Normally expressed |
| Regular Past Tense | Past-marked with tense + ergative alignment (_u-/d-/karî) | verb + -ed |
| Irregular Past Tense | Past tense uses same morphology across verbs | Irregular forms exist |
| Negatives | Pre-verbal negator (na-, ne-) | “not” with auxiliary |
| Double Negatives | Possible (no strict prescriptive rule found) | Present in dialects |
| Question formation | Question particle or intonation; no auxiliary inversion | Auxiliary inversion |
| Definite Articles | No articles; definiteness expressed by suffix ‑a or with demonstratives (“double definiteness”) | “the” |
| Indefinite Articles | None; indefiniteness implied or contextual | “a,” “an” |
| Prepositions | Postpositions used with Ezafe; case marking instead of prepositions | in, on, at |
| Present Progressive | Same as simple present; progressive meaning via aspectual suffixes | verb + -ing |
| Modal Verbs | Mood expressed through verbal affixes and particles | can, will, must |
| Copula/”To Be” Verbs | No separate copula in present; verbal morphology carries “to be” functions | is, are, am |
| Auxiliary Verbs | Limited use—agreement and aspect are inflected | do, have, be |
| Passive Voice | Rare or non-standard; uses morphology rather than “be + past participle” | be + past participle |
| Direct Object Pronouns | Clitic pronouns marked by Ezafe or suffix forms | me, him, her |
| Conjunctions | Post-nominal conjunctions (e.g., u, ya, amma) | and, but, or |
| Plurals | Suffix-marked (-an, -a) with plural suffix placement sensitive to definiteness and Ezafe | noun + -s |
Additional Iranian (Indo-Iranian) Languages
This is just one of several Iranian branch languages featured in the World Language Library. Click below to learn more about related languages like Pashto, Kurdish, and Laki, spoken across Iran, Afghanistan, and Central Asia.
Sources:
Ahmadi, A., et al. “Phonological development in first language Laki-speaking children aged 3 to 5 years: A pilot study.” International Journal of Speech-Language Pathology, vol. 26, no. 4, 2024, pp. 493-504. PubMed.
Belelli, Sara. The Laki Variety of Harsin: Grammar, Texts, Lexicon. Universität Bamberg, 2021. (academia.edu, 7df6ec12f8.clvaw-cdnwnd.com)
Ghobadifard, Mahdieh, et al. “Definiteness in Laki: Its interaction with demonstratives and number.” Canadian Journal of Linguistics, vol. 66, no. 4, 2021, pp. 548–575. Cambridge UP.
Kahnemuyipour, Arsalan. “Agreement with deficient pronouns in Laki.” Laki Verbal Morphosyntax, University of Kentucky, 2020.
Kurdish Academy of Language. “Laki (Lekí).” Kurdish Academy of Language. Accessed 30 June 2025.
“Kurdish Americans.” Wikipedia, Wikimedia Foundation, 29 June 2025.
“Kurdish grammar.” Wikipedia, Wikimedia Foundation, accessed July 2025.
“Laki language.” Wikipedia, Wikimedia Foundation, 22 May 2025.
