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

樺色[kabairo] reddish yellow
白樺[shirakaba] Japanese white birch (Betula platyphylla var. japonica)
樺太鱒[karafutomasu] pink salmon (Oncorhynchus gorbuscha)
樺の木科[kabanokika] Betulaceae (plant family)
鵜松明樺[udaikanba] monarch birch (Betula maximowicziana)

岳樺[dakekanba] Erman's birch (Betula ermanii)
樺太シシャモ[karafutoshishamo] capelin
大樺斑[ookabamadara] monarch butterfly (Danaus plexippus)
樺太[karafuto] Karafuto (Japanese name for Sakhalin)

亜科[aka] subfamily
医科[ika] medical science
医科大学[ikadaigaku] medical school
家庭科[kateika] home economics
科名[kamei] family name

科する[kasuru] to inflict
科学[kagaku] science
科学院[kagakuin] science institute
科学技術[kagakugijutsu] science and technology