staple - basic, important (part)⏎
voluntary - uncharged (fee), offered, done willingly⏎
warranty - guarantee, security⏎
undue - unreasonable, unnecessary, unwarranted, undeserving⏎
vendor - seller, supplier⏎
seek - pursue, look for, search, try to obtain⏎
sort - arrange, classification, put in order, a type (of something)⏎
transferable - moveable, negotiable, transportable, communicable⏎
unscrupulous - dishonest, not fair, not honest, without morals,⏎
sensitive - aware, understanding, discriminating, react quickly, (information) not to be shared⏎