いな いや 
() negate () refuse
        
いいえ (int) (uk) no, nay, well
いえ (int) (uk) no, nay, well
いな (int) (uk) no, nay, well
(n) no, the noes
いやいや (adv,adj-no) (uk) reluctantly, by no means, unwillingly
ひけつ (n,vs) rejection, negation, voting down
ひてい (n,vs,adj-no) (1) negation, denial, repudiation, (2) (comp) NOT operation
ひにん (n,vs) denial, negation, repudiation, disapproval

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Etymologies: 中文字譜 : 説文解字