entries → 退化
TSUMUGU · TOCFL 5 (est.) · 詞
退化 word · TOCFL 5 (est.)
退化 ＝ 退 ＋ 化
ㄊㄨㄟˋ ㄏㄨㄚˋ · tuìhuà
verb — to degenerate; to deteriorate, to regress

字源 FORM — what the parts do

退to retreat (後退)tuì
化to change into (變化)huà
退化，後退的退，變化的化。
關 · Related
進化jìnhuàforward change — the opposite 化後退hòutuìthe plain 退