spawn

v.引起，酿成

sparkling, sparks, sparring-partner, sparrow, sparrow-hawk, sparse, sparsely, sparsely-populated, spartan, spary, spasm, spasmodic, spasmodically, spastic, spat, spate, spatial, spatially, spatter, spatula, spay, speak, speak for, speak of, speak up, speak volume for, speak volumes, speak well for, speak-easy, speaker, speaking, speaking clock, spear, spear gun, spearhead, spearmint, spec, special, special agent, Special Branch,