before vowels spor-, word-forming element meaning "spore," from Greek spora "a seed, a sowing," related to sporas "scattered, dispersed," sporos "sowing," from PIE *spor-, variant of root *sper- "to spread, sow" (see sparse).
spoor
sporadic
sporangium
spore
spork
sporo-
sporophyte
sporran
sport
sporting
sportive