御守[omamori] charm
井守[imori] newt (esp. the Japanese fire belly newt, Cynops pyrrhogaster)
看守[kanshu] jailer
看守者[kanshusha] jailer
居留守[irusu] pretending to be out

見守る[mimamoru] to watch over
厳守[genshu] strict observance
固守[koshu] clinging
攻守[koushu] offense and defense
子守り[komori] babysitter

馬酔木[asebi] Japanese andromeda (Pieris japonica)
梶木[kajiki] marlin
ゴムの木[gomunoki] rubber tree
トロイの木馬[toroinomokuba] Trojan horse
木乃伊[miira] mummy

伊佐木[isaki] chicken grunt (species of fish, Parapristipoma trilineatum)
一木[ichiboku] one tree
稲木[inagi] rice-drying rack
猿も木から落ちる[sarumokikaraochiru] even monkeys fall from trees
横木[yokoki] crosspiece