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

窺いしる[ukagaishiru] to perceive
窺う[ukagau] to peep (through)
窺知[kichi] perception

窺い探る[ukagaisaguru] to spy out
窺く[nozoku] to peek (though a keyhole, gap, etc.)
隙を窺う[sukiwoukagau] to watch for an unguarded moment