Godan verb with 'ru' ending, Intransitive verbto rot; to go bad; to decay; to spoil; to fester; to decompose; to turn sour (e.g. milk) · to corrode; to weather; to crumble · to become useless; to blunt; to weaken (from lack of practice)

Nountofu; bean curd; beancurd

Noun, Suru verb, Transitive verb, Intransitive verbrot; decay; erosion · corrosion; etching; rust · saprophagy

Noun, Suru verb, Intransitive verbtaking great pains (to do); making every effort; having a lot of trouble (doing); racking one's brains

Noun, Suru verb, Intransitive verbdecomposition; putrefaction; putrescence; spoilage · corruption; degeneracy; decay; depravity