Synonyms and related words :
A-day, D day, H hour, charged moment, critical moment, crucial moment, day, deadline, decisive moment, eleventh hour, fateful moment, hour, instant, interval, juncture, kairos, kairotic moment, minute, moment, moment of truth, nick of time, period, point, pregnant moment, season, space, span, spell, stage, stretch, target date, time, time lag, while, zero hour