Synonyms for Blossom:

n.

get ahead, be a roaring success, be/get there, succeed, flourish, win out, prosper, thrive, achieve. bark, branch, catkin, floret, better, bole, bough, fig leaf, chloroplast, corm. bloom (noun)
bud, Floweret.
blossom (noun)
bloom, flower, flush, unfold, blossom forth, blossom out, efflorescence, prime, heyday, peak.
flower (noun)
bloom, Floweret, efflorescence, floret, bud.
plant (noun)
bloom, flower.

v.

flourish (verb)
thrive, prosper, succeed.
flower (verb)
unfold.

Other synonyms:

catkin, prosper, thrive, die back, bough, floret, corm, fig leaf, bole. bud. bark. choke. branch. climb. come out. come up. bear. bloom
bloom.
do well
thrive.
prosper
prosper.
Other relevant words:
bud, flower, come out, come up, floret, prosper, bear, thrive, bark, catkin, corm, flourish, bough, get ahead, succeed, Floweret.

Usage examples for blossom

  1. He was by no means too delicate to talk at once about his love, but would say nothing of it until he had made more sure of Cosmo, and good his ground by sowing another crop first: he must make himself something in the eyes of the youth, plant himself firmly in his estimation, cause his idea of him to blossom and for the sake of this he must first of all understand the boy! – Warlock o' Glenwarlock by George MacDonald
  2. Mother Blossom and Miss Florence laughed. – Four Little Blossoms at Oak Hill School by Mabel C. Hawley
  3. Father Blossom came out of his room. – Four Little Blossoms at Oak Hill School by Mabel C. Hawley