backscratcher

English Thesaurus

1. a long-handled scratcher for scratching your back (noun.artifact)

hypernym	:	scratcher,
definition	:	a device used for scratching (noun.artifact)

2. someone who is willing to trade favors or services for mutual advantage (noun.person)

hypernym	:	opportunist, self-seeker,
definition	:	a person who places expediency above principle (noun.person)