godan ~る verb / intransitive verb:

• to 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)
• to become depraved; to be degenerate; to be morally bankrupt; to be corrupt
• to be depressed; to be dispirited; to feel discouraged; to feel down ➜ 気が腐る【きがくさる】

auxiliary verb / godan ~る verb:

• to have the audacity to; to be bastard enough to - after the -masu stem of a verb; indicates scorn or disdain for another's action - usually written using kana alone - Kansai dialect ➜ やがる

godan ~る verb / intransitive verb:

• to lose a bet - archaism
• to be drenched; to become sopping wet - archaism

noun:

• five flavors (sweet, salty, spicy, sour, bitter); five palates; five tastes
• five flavors (milk at various stages of making ghee: fresh milk, cream, curdled milk, butter, and ghee); "the five periods of the Buddha's teachings" [figurative] - Buddhism term ➜ 五時教

noun:

• blini; bliny; buckwheat flour pancakes (usu. served with sour cream) - From Russian "bliny" ➜ ブリンツ

noun:

• Japanese leek (Allium chinense); Chinese onion
• sour-sweet pickle of Japanese leek - abbreviation

godan ~る verb / intransitive verb:

• to taper to a point; to become pointed; to become sharp
• to look displeased; to look sour; to be on edge; to be touchy

noun:

• acid
• sourness; sour taste