Upspring1. (v. i.) To spring up.
2. (n.) An upstart.
3. (n.) A spring or leap into the air.
Thesaurus Entries
advance, anthesis, batten, be in bloom, be in flower, bear fruit, bloom, blooming, blossoming, blow, blowing, blush, boom, brew, bring to maturity, bud, burgeon, burst into bloom, capitulum, come to fruition, corymb, cyme, develop, effloresce, efflorescence, evolute, evolve, fatten, floreate, florescence, floret, floriculture, floscule, flourish, flower, flowerage, floweret, flowering, flush, full bloom, gardening, gather, germinate, glow, grow, grow fat, grow up, horticulture, hortorium, hypertrophy, increase, inflorescence, leaf, maturate, mature, mellow, mushroom, open, outgrow, overdevelop, overgrow, overtop, panicle, posy, procreate, progress, pullulate, raceme, reach its season, reach maturity, reproduce, ripe, ripen, shoot, shoot up, spike, spring up, sprout, sprout up, thrive, tower, umbel, unfold, unfolding, unfoldment, upshoot, upspear, upspring, upsprout, vegetate, wax, wildflower