sponger

n person who sponges (sponge v 2) 依赖他人生活者; 寄生虫; 吃白食的人; 揩油者.

splurge, splutter, spoil, spoil-sport, spoilage, spoiler, spoils, spoils system, spoke, spoken, spokeshave, spokesman, spokeswoman, spoliation, spondaic, spondee, sponge, sponge-bag, sponge-cake, sponge-pudding, sponginess, sponging, spongy, sponsor, sponsorship, spontaneity, spontaneous, spontaneous combustion, spontaneously, spoof, spook, spookiness, spooky, spool, spoon, spoon-feed, spoonerism, spoonful, spoor, sporadic,