godan ~う verb:

• to frolic about; to mess around

godan ~つ verb / transitive:

• to become the head; to rise to the top; to rank above; to stand above

ichidan verb / intransitive verb:

• to be eaten; to be bitten (e.g. by bugs) ➜ 食う
• to be outdone; to be upstaged

expression / ichidan verb:

• to make a mess of it; to make a hash of it; to fail and lose face; to embarrass oneself
• to spread miso (e.g. on konnyaku) - orig. meaning

expression / godan ~す verb:

• to create a breeding ground for future problems; to turn a blind eye to future trouble; to allow for something to come back and bite one in the ass (in the future)

godan ~う verb:

• to be able (to do); to be capable (of doing) ➜ 能わず【あたわず】・能う限り

lower nidan verb (archaic) / intransitive verb:

• to end; to be finished; to be exhausted - archaism ➜ 果てる
• to die; to perish - archaism ➜ 果てる

auxiliary verb:

• to do utterly; to do completely; indicates an extreme has been reached - archaism ➜ 果てる

expression / godan ~る verb:

• to be comfortable; to be easy; to be relaxed; to be cosseted - idiom

expression / ichidan verb:

• to get one's lazy butt in gear; to get off one's backside; to bestir oneself - idiom

expression / ichidan verb:

• to button up wrong; to start from the wrong button
• to bungle up the order - idiom

ichidan verb / transitive:

• to boil something until it is done (e.g. vegetables) ➜ 茹で上がる【ゆであがる】

godan ~る verb / intransitive verb:

• to be completely boiled; to be boiled to a turn ➜ 茹で上げる

ichidan verb / intransitive verb:

• to be dampened; to be discouraged; to be weakened; to be reduced - passive voice ➜ 殺ぐ

ichidan verb / transitive:

• to treat with medicinal steam (a swelling, etc.)
• to dry the bottom of a ship (to prevent insect damage)

yodan ~ふ verb (archaic) / intransitive verb:

• to compete; to contend; to vie - archaism

expression / ichidan verb:

• to speak unclearly; to speak inarticulately; to pronounce poorly; to slur one's words; to lisp

godan ~む verb / transitive:

• to chew (strongly) - obscure term

expression / godan ~る verb:

• to grasp at straws; to resort to desperate measures - incorrect variant of 藁にもすがる ➜ 藁にもすがる

ichidan verb / intransitive verb:

• to be known - passive voice ➜ 知る

~する verb (spec.) / transitive:

• to lead; to command
• to superintend; to supervise
• to press; to demand; to urge

expression / godan ~る verb:

• to die - idiom

expression / godan ~く verb:

• to come to an agreement; to come to a mutual understanding; to come to terms with each other; to reach an arrangement

expression / godan ~る verb:

• to take precautions; to set a guard against attack

godan ~る verb / transitive:

• to carry (a child) on one's back - colloquialism ➜ 負ぶう

expression / godan ~つ verb:

• to have a trade; to have a vocation ➜ 手に職をつける