godan ~す verb / transitive:

• to let something (or somebody) go past
• to do too much

expression:

• cannot do without something; indispensable; absolutely necessary
• have to do - after negative base of verb

expression / adjective:

• cannot do without something; indispensable; absolutely necessary ➜ 無い
• have to do - after negative base of verb ➜ なければならない

expression:

• cannot do without something; indispensable; absolutely necessary ➜ 無くてはいけない【なくてはいけない】
• have to do - after negative base of verb ➜ 無くてはいけない【なくてはいけない】

expression:

• cannot do without something; indispensable; absolutely necessary ➜ 無くてはいけない【なくてはいけない】
• have to do - after negative base of verb ➜ 無くてはいけない【なくてはいけない】

expression:

• cannot do without something; indispensable; absolutely necessary ➜ 無くてはいけない【なくてはいけない】
• have to do - after negative base of verb ➜ 無くてはいけない【なくてはいけない】

godan ~う verb / transitive:

• to choose at one's own discretion
• to choose when to do something; to estimate (the time for something)

expression:

• start with the first step; when embarking on a great project, start with immediate steps - proverb
• he who first suggests it should be the first to do it - proverb

suffix:

• ending; quitting; closing - after a noun ➜ 店じまい
• ending before one had time to do something one wanted or intended to - after the 〜ず negative form of a verb; indicates disappointment

expression / ~する verb (irregular):

• devote oneself to
• to do as one pleases; to act selfishly

noun / ~の noun:

• seedlessness; seedless fruit
• lacking the material needed to do something

expression / ichidan verb:

• to take care of; to bring up under one's personal care
• to kill with one's own hands
• to do personally; to handle (e.g. a job)
• to request that someone deal with (something)

godan ~ぶ verb / transitive:

• to play with (a toy, one's hair, etc.); to fiddle with
• to toy with (one's emotions, etc.); to trifle with
• to do with something as one pleases
• to appreciate

expression / godan ~す verb:

• to make the smart move (after taking in the situation, etc.) ➜ 気を利かせる
• to do the tactful or helpful thing (after considering someone's feelings) ➜ 気を利かせる

expression / ichidan verb:

• to get up (from sitting) ➜ 腰を下ろす
• to finally start to do something; to get off one's arse (ass)

expression:

• cannot do without something; indispensable; absolutely necessary ➜ 無くてはならない
• have to do - after negative base of verb ➜ 無くてはならない

expression / ichidan verb:

• to make the smart move (after taking in the situation, etc.) ➜ 気が利く
• to do the tactful or helpful thing (after considering someone's feelings) ➜ 気が利く

expression / godan ~る verb:

• to make out with; to make cozy with (cosy)
• to do at one's own discretion

noun:

• son (of others); boy; young master - honorific language ➜ 坊ちゃん【ぼっちゃん】
• green young man from a well-to-do family; young man innocent of the ways of the world ➜ 坊ちゃん【ぼっちゃん】

auxiliary:

• ought to have been; was ... right? - equivalent to ただろう
• to do for (inferiors) - from てやろう - Kansai dialect

expression / adjective:

• useless; stupid; good-for-nothing ➜ 仕様が無い
• having no way to do ...

noun:

• son (of others); boy; young master - honorific language
• green young man from a well-to-do family; young man innocent of the ways of the world

expression:

• start with the first step; when embarking on a great project, start with immediate steps ➜ 隗より始めよ
• he who first suggests it should be the first to do it ➜ 隗より始めよ

godan ~る verb:

• to assemble everything together
• to do something as a group

godan ~る verb / transitive:

• to finger; to touch; to play with; to fiddle with; to toy with
• to make changes to; to tinker with; to tamper with ［いじる］
• to dabble in; to do as a hobby; to play around with ［いじる］
• to grope; to feel around (in one's pocket, bag, etc.) ［まさぐる］