荊棘[odoro] briars
棘皮動物[kyokuhidoubutsu] echinoderm
荊棘[keikyoku] wild rose
荊棘線[barasen] barbed wire

骨棘[kotsukyoku] bone spur
棘魚[togeuo] stickleback (any fish of family Gasterosteidae)
棘鼠[togenezumi] Ryukyu spiny rat (Tokudaia osimensis)
棘条[kyokujou] spiny ray (of a fin)

異類[irui] varieties
一類[ichirui] same kind
円虫類[enchuurui] round worms
塩類[enrui] salts
塩類溶液[enruiyoueki] saline

貝類[kairui] shellfish
柑橘類[kankitsurui] citrus fruits
希土類[kidorui] rare earth
魚貝類[gyokairui] marine products
魚類[gyorui] fish

天魚[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
海鷂魚[ei] ray (fish)
斉魚[etsu] Japanese grenadier anchovy (Coilia nasus)
旗魚[kajiki] marlin
鶏魚[isagi] chicken grunt (species of fish, Parapristipoma trilineatum)

杜父魚[tofugyo] sculpin (any fish of family Cottidae, inc. the bullheads and the miller's-thumb)
堅魚[katsuo] skipjack tuna
魚網[gyomou] fishing net
魚屋[sakanaya] fish market
魚貝[gyokai] marine products