位冠[ikan] ancient headgear showing rank
衣冠[ikan] kimono and ancient head-dress
栄冠[eikan] laurels
王冠[oukan] crown
加冠[kakan] crowning a boy with a traditional cap for the first time at a coming-of-age ceremony

花冠[kakan] corolla (of flower)
冠を曲げる[kanmuriwomageru] to become displeased
冠位[kani] system indicating court ranks by headgear colors (colours)
冠婚葬祭[kankonsousai] important ceremonial occasions in family relationships
冠詞[kanshi] article

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