Synonyms for Day:

n.

workday, afternoon, bad, damp, hot, afternoons, darkness, evening, even, bedtime, eve, cold. breakthrough, golden age, peak, festival, comeback, flowering, glory days, holiday, anniversary, high tide, someone's day in the sun, celebration, pinnacle. chapter, date, distance, prime, countdown, block, heyday, delay. be in/out of the running, the cards are stacked in someone's favor, life, you can't go wrong, duration, live, existence, have a fighting chance, be halfway there, someone's getting there, be onto a winner, stand a chance/hope (of doing something), someone should/will go far, span, have something in your pocket. a period of time (noun)
century, era, epoch, time, heyday, age, prime.
day (noun)
Clarence Day, solar day, mean solar day, Clarence Shepard Day Jr., twenty-four hours, sidereal day.
duration (noun)
life.
era (noun)
epoch, heyday, generation, time, prime, age, term.
finish (noun)
end, stop, stop work, call it quits, quit.
light part of every 24 hours (noun)
sidereal day, mean solar day.
person (noun)
Clarence Day, Clarence Shepard Day Jr..
point of time (noun)
era, semester, second, decade, generation, millennium, year, age, term, millisecond, minute, lifetime, time, hour, century, week, epoch, month, microsecond.

Other synonyms:

date, bedtime, afternoons, eve. evening, countdown. span. chapter, duration, existence, even, delay. distance. block. Other relevant words:
Clarence Shepard Day Jr., heyday, distance, mean solar day, even, afternoons, countdown, span, prime, afternoon, existence, sidereal day, block, life, duration, anniversary, solar day, twenty-four hours, date, Clarence Day, age, bedtime.

Usage examples for day

  1. What day was it? – Growth of the Soil by Knut Hamsun
  2. Is it her day – The Vultures by Henry Seton Merriman
  3. Then I may come and see you the day after to- morrow? – The Twelfth Hour by Ada Leverson