THESAURUS
eleventh hour
A-day, D day, H hour, bedtime, belatedness, charged moment, critical moment, crucial moment, curfew, deadline, deathbed, decisive moment, high time, kairos, kairotic moment, last minute, last-minute, late hour, lateness, later, moment of truth, nick of time, pregnant moment, psychological moment, small hours, tardiness, target date, unpreparedness, unpunctuality, unreadiness, untimeliness, zero hour
ROGET THESAURUS
eleventh hour
Evening
N
evening, eve, decline of day, fall of day, close of day, candlelight, candlelighting, eventide, nightfall, curfew, dusk, twilight,
eleventh hour, sunset, sundown, going down of the sun, cock-shut, dewy eve, gloaming, bedtime, afternoon, postmeridian, p, m, autumn, fall, fall of the leaf, autumnal equinox, Indian summer, St. Luke's summer, St. Martin's summer, midnight, dead of night, witching hour, witching hour of night, witching time of night, winter, killing time, vespertine, autumnal, nocturnal, midnight, the outpost of advancing day, sable-vested Night, this gorgeous arch with golden worlds inlay'd.