weasel

Synonyms: betrayer blabbermouth canary deceiver deep throat doublecrosser fink informant informer narc nark rat sneak snitch snitcher source squealer stoolie stool pigeon tattler tattletale tipster turncoat whistle-blower

Synonyms: balk beat around the bush circumvent cop out dance around an issue dodge duck elude equivocate eschew flee get around give the runaround hedge hem and haw lay low pussyfoot put off renege shirk shuck sidestep slip out sneak away tap dance waffle welsh worm one’s way out of