拒否【きょひ】
refusal, rejection, denial, veto
否定【ひてい】
denial, negation, repudiation, disavowal, negation, NOT operation
賛否【さんぴ】
yes and no, for and against
拒否権【きょひけん】
right of veto
否決【ひけつ】
rejection, negation, voting down
安否【あんぴ】
safety, welfare, well-being
否認【ひにん】
denial, negation, repudiation, disapproval
諾否【だくひ】
consent or refusal, yes or no, decision to accept or decline, up or down (vote), assent or dissent, accept or reject