ahead

(без степеней сравнения)At or towards the front; in the direction one is facing or moving.

The island was directly ahead.

Just ahead you can see the cliffs.

vorn, voraus

вперёдvperjód, впереди́vperedí

впере́дvperéd, попе́редуpopéredu

at or in the front

(без степеней сравнения)So as to be further advanced, either spatially or in an abstract sense; to be superior.

He finished two laps ahead of me.

In all of his classes Jack was ahead.

to a different or a more advanced time (meaning advanced either toward the present or toward the future)

(без степеней сравнения)In or for the future.

There may be tough times ahead.

You've got to think ahead so as not to be unprepared.

toward the future; forward in time

(без степеней сравнения)To a later time.

Set the clock ahead an hour.

Push the deadline ahead a day, from the 20th to the 21st.

ahead of time; in anticipation

(без степеней сравнения)At an earlier time; beforehand; in advance.

He paid his rent ahead.

(без степеней сравнения)To an earlier time.

Push the deadline ahead a day, from the 21st to the 20th.