spermaceti

n [U] white waxy fatty substance contained in solution in the heads of sperm whales, used (esp formerly) for ointments, candles, etc 鲸蜡; 鲸脑油.

speedy, speleological (also spelaeological), speleologist (also spelaeologist), speleology (also spelaeology), spell, spellbinder, spellbinding, spellbound, speller, spelling, spelt, spelunker, spend, spend...time (in) doing, spender, spending, spendthrift, spent, sperm, sperm whale, spermatozoon, spermicidal, spermicide, spew, sphagnum, sphere, spherical, spherically, spheroid, sphincter, sphinx, spice, spiced, spiciness, spick, spicy, spider, spider plant, spider-man, spidery,