Category III: ~1100 class hours
The Foreign Service Institute categorizes languages by the time required for a native English speaker to achieve professional working proficiency. Category III languages require approximately 1100 hours of study over 44 weeks to reach this level. This tier encompasses 53 languages, representing a significant difficulty range for English speakers learning non-related language systems.
Category III includes languages that are moderately distant from English in terms of grammar, writing systems, and linguistic structure. Examples in this tier include Albanian, Amharic, Armenian, Azerbaijani, and Bengali. These languages typically feature unfamiliar grammatical patterns, different scripts, or complex phonetic systems that require sustained study effort. While not as demanding as the most difficult language categories, Category III languages still present considerable challenges for English speakers due to their substantial differences from familiar Indo-European or Germanic linguistic foundations.
- Weeks, full-time
- ~44
- Languages in tier
- 53
- Tier
- Category III
Turning the hours into study
The FSI figure is class hours to professional proficiency — convert it into a sustainable weekly pace, front-load an unfamiliar writing system, and build a daily habit. Casual self-study takes longer than the full-time estimate.
Languages in this tier
| Language | FSI hours | Writing system | FSI harder? |
|---|---|---|---|
| Albanian | ~1100 hrs | Latin | — |
| Amharic | ~1100 hrs | Ge'ez (Fidel) | — |
| Armenian | ~1100 hrs | Armenian | — |
| Azerbaijani | ~1100 hrs | Latin / Perso-Arabic | — |
| Bengali | ~1100 hrs | Bengali-Assamese | — |
| Bosnian | ~1100 hrs | Latin / Cyrillic | — |
| Bulgarian | ~1100 hrs | Cyrillic | — |
| Burmese | ~1100 hrs | Burmese (Brahmic) | — |
| Croatian | ~1100 hrs | Latin | — |
| Czech | ~1100 hrs | Latin | — |
| Estonian | ~1100 hrs | Latin | yes |
| Finnish | ~1100 hrs | Latin | yes |
| Georgian | ~1100 hrs | Georgian (Mkhedruli) | yes |
| Greek | ~1100 hrs | Greek | — |
| Gujarati | ~1100 hrs | Gujarati (Brahmic) | — |
| Hebrew | ~1100 hrs | Hebrew | — |
| Hindi | ~1100 hrs | Devanagari | — |
| Hungarian | ~1100 hrs | Latin | yes |
| Icelandic | ~1100 hrs | Latin | — |
| Kannada | ~1100 hrs | Kannada (Brahmic) | — |
| Kazakh | ~1100 hrs | Cyrillic / Latin | — |
| Khmer | ~1100 hrs | Khmer (Brahmic) | — |
| Kurdish | ~1100 hrs | Latin / Perso-Arabic | — |
| Kyrgyz | ~1100 hrs | Cyrillic | — |
| Lao | ~1100 hrs | Lao (Brahmic) | — |
| Latvian | ~1100 hrs | Latin | — |
| Lithuanian | ~1100 hrs | Latin | — |
| Macedonian | ~1100 hrs | Cyrillic | — |
| Marathi | ~1100 hrs | Devanagari | — |
| Mongolian | ~1100 hrs | Cyrillic / Mongolian | yes |
| Nepali | ~1100 hrs | Devanagari | — |
| Pashto | ~1100 hrs | Perso-Arabic | — |
| Persian | ~1100 hrs | Perso-Arabic | — |
| Polish | ~1100 hrs | Latin | — |
| Punjabi | ~1100 hrs | Gurmukhi / Shahmukhi | — |
| Russian | ~1100 hrs | Cyrillic | — |
| Serbian | ~1100 hrs | Cyrillic / Latin | — |
| Sinhala | ~1100 hrs | Sinhala (Brahmic) | — |
| Slovak | ~1100 hrs | Latin | — |
| Slovenian | ~1100 hrs | Latin | — |
| Somali | ~1100 hrs | Latin | — |
| Tagalog | ~1100 hrs | Latin | — |
| Tamil | ~1100 hrs | Tamil (Brahmic) | — |
| Telugu | ~1100 hrs | Telugu (Brahmic) | — |
| Thai | ~1100 hrs | Thai (Brahmic) | yes |
| Turkish | ~1100 hrs | Latin | — |
| Turkmen | ~1100 hrs | Latin | — |
| Ukrainian | ~1100 hrs | Cyrillic | — |
| Urdu | ~1100 hrs | Perso-Arabic (Nastaliq) | — |
| Uzbek | ~1100 hrs | Latin / Cyrillic | — |
| Vietnamese | ~1100 hrs | Latin (Chu Quoc Ngu) | yes |
| Xhosa | ~1100 hrs | Latin | — |
| Zulu | ~1100 hrs | Latin | — |
12-week language study planner
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Common questions
How many class hours does an FSI Category III language take?
About 1100 class hours — roughly 44 weeks of full-time instruction — to reach professional working proficiency, per the US State Department's FSI.
Which languages are in FSI Category III?
53 of the FSI-taught languages sit in Category III, including Albanian, Amharic, Armenian, Azerbaijani. The full list is on this page, with each language's own hours page linked.
Compare every difficulty tier → · A study plan for this tier → · All 75 languages ranked →
Canonical class-hours and weeks are the FSI figures for this tier, from the US State Dept FSI list (public domain), used verbatim and last verified June 2026. How we compile and re-verify this data. Speaker counts, language-family and region data from Wikipedia (Ethnologue figures), licensed CC BY-SA 4.0.