Your search for the adverb hanii expresses contrariness
biihidzóhí 4 entries

hanii

Doo hanii ni ’ałdó’ nilį́į́’ bik’i dah ’íníił da.

NEG contrary 2 also 2-horse 3-on up saddle 3-2-put.PlO.I NEG

Doo hanii kintahgóó díníyáa da nisin.

NEG contrary town-toward 2-start.go.P NEG 1-think.CI

Shí hanii t’éiyá Naasht’ézhí bizaad shił bééhózin.

I contrary only English 3-language 1-wtih 3-know.P