flam (noun) collusion: secret understanding, often with intent to defraud
Detalii: cooperation is always positive, collaboration is positive except in wartime (working with the enemy), and collusion is always negative (working together in secret for a dishonest purpose)
Sinonime: affront, belittle, burlesque, caricature, crack*, curl one's lip, decry, deride, detract, disdain, disparage, dump, fleer, flout, gibe, gird, give Bronx cheer, grin, hold in contempt, hold up to ridicule, insult, jeer, jest, lampoon, laugh at, leer, look down on, put down*, quip at, rally, rank out, ridicule, satirize, scoff, scorn, slam*, slight, smile*, sneeze at,
snicker, sniff at, swipe, taunt, travesty, turn up one's nose, twit, underrate