悪念[akunen] evil thought
一念[ichinen] determined purpose
一念ほっき[ichinenhokki] being resolved to (do something)
一般概念[ippangainen] general idea
怨念[onnen] grudge

臆念[okunen] something one always remembers
概念[gainen] general idea
観念[kannen] idea
観念主義[kannenshugi] German idealism
基本概念[kihongainen] basic overview

臆説[okusetsu] hypothesis
臆念[okunen] something one always remembers
臆病[okubyou] cowardice
臆面[okumen] shy face
臆面もない[okumenmonai] bold

臆面もなく[okumenmonaku] boldly
剛臆[gouoku] bravery and cowardice
臆測[okusoku] guess
臆断[okudan] jumping to hasty conclusions
臆する[okusuru] to be hesitant