недоста́точно
adverb
Meanings
- insufficiently
- it is insufficient, it is not enough, insufficiently
- not enough
Examples
- Моя́ ма́ма говори́т по-английски недостаточно хорошо.My mom doesn't speak English very well.
- Ты недостаточно быстр.You're not fast enough.
- Э́тот ко́фе недостаточно горя́чий.This coffee is not hot enough.

