仮勘定[karikanjou] suspense account
割前勘定[warimaekanjou] each paying for his own account
勘違い[kanchigai] misunderstanding
勘気[kanki] disfavor
勘ぐる[kanguru] to be suspicious of (someone's motives)

勘決[kanketsu] investigation and decision
勘検[kanken] investigation
勘校[kankou] examination and correction
勘考[kankou] consider

に違いない[nichigainai] I am sure
違い[chigai] difference
違う[chigau] to differ (from)
違える[chigaeru] to change
違憲[iken] unconstitutionality

違算[isan] miscalculation
違式[ishiki] informality
違背[ihai] violation
違犯者[ihansha] violator (of a law)
違犯[ihan] violation (of law)