語彙[goi] vocabulary
彙報[ihou] bulletin
語彙力[goiryoku] (the extent of) one's vocabulary
辞彙[jii] dictionary
語彙機能文法[goikinoubunpou] lexical-functional grammar

語彙規則[goikisoku] lexical rule
語彙的[goiteki] lexical
語彙的コントロールの原理[goitekikontoroorunogenri] principle of lexical control
表現語彙[hyougengoi] active vocabulary
理解語彙[rikaigoi] passive vocabulary

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