(cycling, motor racing, video games) a time trial; a race against the clock / (video games, by extension) a speedrun, including tool-assisted speedruns

(video games) to speedrun

prime time (the block of programming on television during the middle of the evening)

Synonym of 夏時間 (natsujikan, “summer time”)

wasted time / (sports) lost time due to an injury etc.

a time capsule

(attributive) the state of being part-time

(Internet slang, vulgar) the period of relaxation and focus after ejaculation; post-nut clarity

(sports) overtime (extra period)

time's up