Synonyms of SPONGE

What is another word for SPONGE
1.

Synonyms of SPONGE

noun - someone able to acquire new knowledge and skills rapidly and easily

noun - a follower who hangs around a host (without benefit to the host) in hope of gain or advantage

noun - primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework

verb - ask for and get free

BUM 
2.

Synonyms of SPONGE