偉才[isai] genius
何才[nansai] how old?
画才[gasai] artistic talent
鬼才[kisai] wizard
賢才[kensai] man of ability

口才[kousai] clever speech
才覚[saikaku] ready wit
才学[saigaku] talent and education
才幹[saikan] ability
才器[saiki] talent

智利[chiri] Chile
上智[jouchi] supreme wisdom
仁義礼智信[jingireichishin] the 5 Confucian virtues (benevolence, justice, courtesy, wisdom, and sincerity)
仁智[jinchi] benevolence and wisdom
世智[sechi] worldly wisdom

智慧[chie] wisdom
智識[chishiki] knowledge
入れ智慧[iredie] suggestion
不智[fuchi] something unknown
無智[muchi] ignorance

御知らせ[oshirase] notice
かも知れない[kamoshirenai] may
かも知れません[kamoshiremasen] may
愛知県[aichiken] Aichi prefecture (Chuubu area)
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial

一知半解[icchihankai] superficial knowledge
伺い知る[ukagaishiru] to perceive
窺知[kichi] perception
恩知らず[onshirazu] ingratitude
われ知らず[wareshirazu] involuntarily