English

обязательно

“обязательно” (obyazatelno) — definitely, without fail in Russian. Adverb, level B1, topic — basic words. Zavtra obyazatelno pozvonyu, obeshchal yeshchyo v subbotu — "tomorrow I will definitely call; I promised on Saturday". In a live sentence: “Завтра обязательно позвоню, обещал ещё в субботу” — Tomorrow I will definitely call; I promised on Saturday. Written with the characters о, б, я, з, а, т, е, л, ь, н, о. One of 314 words in the set “basic words” in the Russian course.

Updated September 1, 2026 · Lingofly

In short

“definitely, without fail” in Russian
Written in Russianобязательно
Read in Latin lettersobyazatelno
Translationdefinitely, without fail
Part of speechadverb
LevelB1

Why it looks that way

Zavtra obyazatelno pozvonyu, obeshchal yeshchyo v subbotu — "tomorrow I will definitely call; I promised on Saturday".

A word with a story stays in memory longer than one learned as a “spelling — translation” pair: memory holds on to meaning, not to a string.

In a live sentence

A single word almost never appears alone in conversation. A sentence shows where it fits and what stands next to it.

  • Завтра обязательно позвоню, обещал ещё в субботу
    Zavtra obyazatelno pozvonyu, obeshchal eshchyo v subbotu
    Tomorrow I will definitely call; I promised on Saturday

Nearby words: basic words

Yes, no, good, bad, very. The small change of a language — and no sentence assembles without it.

Test yourself

Five questions from the same set — “basic words”. Recalling a spelling from meaning is harder than knowing a familiar word on sight, and therefore more useful.

  1. How do you say “definitely, without fail” in Russian?
  2. How do you say “great” in Russian?
  3. How do you say “and” in Russian?
  4. How do you say “but” in Russian?
  5. How do you say “bad, badly” in Russian?

How not to forget this word

Reading a word and remembering it are different jobs. A day later, little survives of a single reading — and that is not bad memory, that is how memory works.

Frequently asked

How do you say “definitely, without fail” in Russian?

«обязательно», read “obyazatelno”. In a live sentence: “Завтра обязательно позвоню, обещал ещё в субботу” — Tomorrow I will definitely call; I promised on Saturday. Adverb, level B1, from the set “basic words”; written with the characters о, б, я, з, а, т, е, л, ь, н, о.

How is “обязательно” written in Latin letters?

obyazatelno. This is a practical spelling — you need it to read aloud and be understood, not to meet an academic standard.

Why does this word look the way it does?

Zavtra obyazatelno pozvonyu, obeshchal yeshchyo v subbotu — "tomorrow I will definitely call; I promised on Saturday". A word with a story stays in memory longer than a “spelling — translation” pair: memory holds on to meaning, not to a string.

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