not sharp, blunt, dull / impolite, badly behaving: curt, blunt, rude

(relative) who, whom, which, that

patronage (act of providing approval and support)

bone

(Belgium) boot

A bot (software for repetitive minor tasks; computer-controlled character in video games).

(punctuations) brace, curly bracket ({ })

aam

staple

Not, no: used to express negation.