減る (translations)→ drop erode fail fall lose mar slacken slow
差し控える (translations)→ forgo refrain
辞退する (translations)→ object refuse
衰える (translations)→ diminish rot slip spend wither
衰退 (translations)→ declination degeneracy ebb entropy failure retreat
断る (translations)→ explain permission rebuff reject resistance say tell word
凋落 (translations)→ comedown disruption
乱れ (translations)→ sloppy turbulence
