This is the 3844th most frequent Russian word.
almost
The Russian word "almost" translates to "почти," meaning "nearly" or "not completely."
Here, 'почти' (almost) indicates that the action, finishing the homework, is nearly done but not fully completed.
Я почти закончил домашнее задание.
I almost finished my homework.
In this example, 'почти' (almost) describes the state of darkness outside—it is close to, but not fully, dark.
На улице было почти темно.
It was almost dark outside.
'Почти' (almost) is used here to quantify 'гости' (guests), implying that the majority but not all the guests arrived.