therefore(for that or this reason; for that) adverb [UK: ˈðeə.fɔː(r)] [US: ˈðer.ˌfɔːr]
thus(as a result) adverb [UK: ðʌs] [US: ˈðəs]We don't have much in common, thus I can't be friends with you. = Non abbiamo molto in comune, pertanto non posso essere tuo amico.