1) 妥当だとう #7,108 Inflections of 妥当 Class Na-adjective Stem Inflected ending ✕ Link copied! Common だとう [0] Meaning Shirabe Na-adjective Noun Suru verb Intransitive verb valid; proper; right; appropriate; reasonable 彼女かのじょの選曲せんきょくが妥当だとうだったとは思おもわない。 I do not consider her choice of music a happy one. Kanji 妥 ダ gentle, peace, satisfactory 当 トウ hit, right, appropriate Forms 妥当#7,108妥当だとうだとうだとう