becomes worse (verb) deteriorate: decay, degenerate
Detalii: to degenerate means 'to decline in value, move lower on a scale' but to deteriorate means 'to worsen, to become lowered, or be reduced in value'; degenerate pertains more to character and virtue while deteriorate is more about loss of strength or vitality
Sinonime: accessory,
accomplice,
affiliate,
aid,
ally,
assistant,
auxiliary,
branch, buddy, chum, clubber, co-worker,
cohort,
collaborator, companion,
compatriot, comrade, confederate,
consort, cooperator, crony,
fellow,
friend,
helper, joiner, kissing cousin, mate, offshoot, one of the folks, pal, pard,
partner, peer, playmate, sidekick
Antonime: antagonist,
competitor, enemy,
foe,
opponent,
rival,
stranger