Synonyms for Grand:

adj.

all (adjective)
expansive, heroic.
amazing (adjective)
awesome.
elegant (adjective)
ostentatious.
impressive, great (adjective)
admirable, ambitious, august, awe-inspiring, dignified, excellent, grandiose, haughty, illustrious, imposing, large, lofty, magnificent, majestic, monumental, noble, ostentatious, regal, rich, splendid, stately, superb.
large (adjective)
ample, awesome, baggy, big, bulky, capacious, cavernous, colossal, comprehensive, copious, elephantine, enormous, expansive, extensive, gargantuan, generous, giant, gigantic, grandiose, great, huge, humongous, immense, impressive, large, lofty, magnificent, majestic, mammoth, massive, princely, prodigious, roomy, sizable, soaring, spacious, towering, tremendous, vast, voluminous.
most important (adjective)
chief, grave, mighty, preeminent, transcendent.
noble (adjective)
aristocratic, august, baronial, celebrated, courtly, dignified, distinguished, heroic, imperial, imposing, kingly, knightly, ladylike, lordly, magisterial, noble, patrician, regal, royal, sovereign, stately, queen-like, great, majestic, princely.
proud (adjective)
assured, conceited, condescending, confident, crowing, egoistic, haughty, high-and-mighty, high-handed, hoity-toity, huffy, narcissistic, ostentatious, proud, smug, vain, Preening, self-glorying, swellheaded.
upper-class (adjective)
patrician.

n.

attractive, cheerful, enjoyable, nice, pleasant, pleasing, pleasurable, relaxing, restful. admirable, commendable, enviable, excellent, good, noteworthy, praiseworthy, respected, superb, first class. basic, elementary, splendid, Magnific. boastful, bombastic, dramatic, eloquent, flamboyant, flash, grandly, high, style, trophy, BLING. buck, c-note, fin, five, five-spot, fiver, greenback, high-ranking, rise, the gray dollar, the grey pound. exalted (noun)
ambitious, aspiring, awe-inspiring, chief, commanding, extraordinary, foremost, grave, high, illustrious, low, mighty, monumental, overwhelming, poor, preeminent, sensational, stupendous, transcendent, vaulting.
five or more (noun)
billion, decade, decennium, dozen, fourscore, gross, hexad, hundred, hundredfold, million, octagon, octave, octavo, octet, score, septuple, sevenfold, sextuple, sixfold, teens, thousand, trillion, Duodecimo, Jillion.
grand (noun)
august, chiliad, expansive, grand piano, heroic, impressive, lordly, noble, one thousand, thou, thousand, yard, G, K, M, 1000.
musical instruments (noun)
accordion, baby grand, balalaika, banjo, barrel organ, bass, bass guitar, bassoon, bagpipes, air guitar.
sumptuous (noun)
rich, splendid.

Other synonyms:

boastful, bombastic, c-note, five-spot, fiver, grandly, greenback, high-ranking, Magnific. five, flamboyant, trophy. eloquent, fin, BLING. dramatic. buck. high. flash. breathtaking
stupendous.
challenging
ambitious.
imposing
mighty.
lofty
monumental.
magnificent
splendid, superb.
majestic
awe-inspiring.
sumptuous
rich.
Other relevant words:
accordion, admirable, ambitious, aristocratic, aspiring, attractive, awe-inspiring, baby grand, balalaika, banjo, basic, bass, bassoon, boastful, bombastic, buck, c-note, cheerful, chief, chiliad, commanding, commendable, dramatic, elementary, eloquent, enjoyable, enviable, excellent, extraordinary, fin, five, five-spot, fiver, flamboyant, flash, foremost, good, grand piano, grandly, grave, greenback, high, high-ranking, illustrious, mighty, monumental, nice, noteworthy, one thousand, overwhelming, pleasant, pleasing, pleasurable, poor, praiseworthy, preeminent, relaxing, respected, restful, rich, rise, sensational, splendid, stupendous, style, superb, thou, transcendent, trophy, vaulting, yard, G, K, M, Magnific, first class, 1000, BLING, bagpipes.

Usage examples for grand

  1. But, by- and- by, she said,- 'Yo'll have heared how Kinraid- who's a captain now, and a grand officer- has gone and got married. – Sylvia's Lovers -- Complete by Elizabeth Cleghorn Gaskell
  2. Its grand meaning was a meaning, all at once, for her. – The Other Girls by Mrs. A. D. T. Whitney
  3. I may count upon your grand daughter? – Countess Erika's Apprenticeship by Ossip Schubin