御呪い[omajinai] good luck charm
呪い[noroi] curse
呪い[majinai] charm
呪う[norou] to curse
呪禁[jugon] vanquishing monsters, spirits, etc. with charms

呪術[jujutsu] magic
呪縛[jubaku] curse
呪文[jumon] spell
呪物[jubutsu] fetish
呪物崇拝[jubutsusuuhai] fetishism

鈎虫[kouchuu] hookworm
鈎鼻[kagibana] hooked nose
毛鈎[kebari] (fishing) fly
鈎爪[kagizume] claw

鈎股弦の定理[koukogennoteiri] Pythagorean theorem
鈎股弦[koukogen] three sides of right triangle (minor cathetus, major cathetus & hypotenuse)
引目鈎鼻[hikimekagihana] style of drawing the human face, popular in the Heian period