Word Study
red-letter day
ROGET THESAURUS
red-letter day
Importance
N importance, consequence, moment, prominence, consideration, mark, materialness, import, significance, concern, emphasis, interest, greatness, superiority, notability, weight, value, usefulness, gravity, seriousness, solemnity, no joke, no laughing matter, pressure, urgency, stress, matter of life and death, memorabilia, notabilia, great doings, red-letter day, great thing, great point, main chance, the be all and the end all, cardinal point, substance, gist, sum and substance, gravamen, head and front, important part, principal part, prominent part, essential part, half the battle, sine qua non, breath of one's nostrils, cream, salt, core, kernel, heart, nucleus, keynote, keystone, corner stone, trump card, salient points, top sawyer, first fiddle, prima donna, chief, triton among the minnows, 'it', important, of importance, momentous, material, to the point, not to be overlooked, not to be despised, not to be sneezed at, egregious, weighty, of note, notable, prominent, salient, signal, memorable, remarkable, unforgettable, worthy of remark, worthy of notice, never to be forgotten, stirring, eventful, grave, serious, earnest, noble, grand, solemn, impressive, commanding, imposing, urgent, pressing, critical, instant, paramount, essential, vital, all-absorbing, radical, cardinal, chief, main, prime, primary, principal, leading, capital, foremost, overruling, of vital importance in the front rank, first-rate, superior, considerable, marked, rare, significant, telling, trenchant, emphatic, pregnant, tanti, materially, in the main, above all, kat' exochin, par excellence, to crown all, to beat all, expende Hannibalem!.Repose
N repose, rest, silken repose, sleep, relaxation, breathing time, halt, stay, pause, respite, day of rest, dies non, Sabbath, Lord's day, holiday, red-letter day, vacation, recess, reposing, relaxed, unstrained, unstressed, at rest, The best of men have ever loved repose, to repair our nature with comforting repose.Celebration
N celebration, solemnization, jubilee, commemoration, ovation, paean, triumph, jubilation, ceremony (rite), holiday, fiesta, zarabanda, revelry, feast (amusement), china anniversary, diamond anniversary, golden anniversary, silver anniversary, tin anniversary, china jubilee, diamond jubilee, golden jubilee, silver jubilee, tin jubilee, china wedding, diamond wedding, golden wedding, silver wedding, tin wedding, triumphal arch, bonfire, salute, salvo, salvo of artillery, feu de joie, flourish of trumpets, fanfare, colors flying, illuminations, inauguration, installation, presentation, coronation, Lord Mayor's show, harvest-home, red-letter day, trophy, Te Deum, fete, holiday, Forefathers' Day, celebrating, commemorative, celebrated, immortal, in honor of, in commemoration of, Int, hail!, all hail!, io paean, io triumphe!, see the conquering hero comes!.For further exploring for "red-letter day" in Webster Dictionary Online