馬克[maruku] mark
克己[kokki] self denial
克己心[kokkishin] spirit of self-denial
克復[kokufuku] restoration
克服[kokufuku] conquest (problem, disease, handicap, etc. e.g. poverty, illness)

克明[kokumei] detailed
克つ[katsu] to win
打克つ[uchikatsu] to conquer (e.g. an enemy)
下克上[gekokujou] juniors dominating seniors
相克[soukoku] rivalry

一己[ikko] personal
乎己止点[okototen] marks to aid in reading Chinese classics
己れ[onore] oneself (itself, etc.)
克己[kokki] self denial
克己心[kokkishin] spirit of self-denial

自己[jiko] self
自己暗示[jikoanji] self suggestion
自己規制[jikokisei] self regulation
自己犠牲[jikogisei] self-sacrifice
自己共役[jikokyouyaku] self adjoint

この先の心持ち[konosakinokokoromochi] feelings from this point on
御心配なく[goshinpainaku] don't worry
愛郷心[aikyoushin] love of one's hometown
愛国心[aikokushin] patriotic feelings
悪心[akushin] evil thought

悪心[oshin] nausea
安心[anshin] relief
安心立命[anshinritsumei] spiritual peace and enlightenment
以心伝心[ishindenshin] telepathy
依頼心[iraishin] spirit of dependence