風ふうか風化表記・読み:ふうか1weathering名詞noun or participle which takes the aux. verb suru自動詞2fading (of memories)名詞noun or participle which takes the aux. verb suru自動詞3efflorescence名詞noun or participle which takes the aux. verb suru自動詞chemistry札へ残す語をコピー