努つとめて

つ

と

め

て

Meanings

1

Used when making a conscious effort to do something; often implies striving or trying hard. Common in formal and written contexts.

て

冷れい

静せい

に

話はな

そう

と

し

た

。

He tried to speak as calmly as possible.

努つとめて明あかるく振ふる舞まった。

I made a point of acting cheerfully.

努つとめて〈動どう詞し〉to make a conscious effort to do something
彼かれは努つとめて明あかるく振ふる舞まった。
He made a conscious effort to act cheerfully.
努つとめて〈形けい容よう詞し〉にto try hard to be (in a certain state)
面めん接せつでは努つとめて冷れい静せいに話はなした。
During the interview, I tried hard to speak calmly.

できるだけN4
できるだけ is the everyday way to say 'as much as possible', while 努めて sounds more formal and stresses a deliberate, conscious effort.
なるべくN4
なるべく is a casual, common way to say 'if possible/as much as possible', whereas 努めて is more formal and implies active striving.
極きょく力りょくN1
極力 is a formal word meaning 'to the utmost degree', close in register to 努めて but with a stronger sense of exerting maximum effort.

務つとめるN5
努めて comes from 努める 'to strive/endeavor', while 勤める (same reading) means 'to be employed at/work for' a company, so learners often mix up the kanji.

努つとめて
Standard kanji spelling for this adverbial use.
勉つとめて
rarely-used kanji form
Rarely used kanji form; learners should recognize it but use 努めて.
力つとめて
rarely-used kanji form
Rarely used kanji form; learners should recognize it but use 努めて.

Derived from the verb 努める (つとめる, 'to endeavor, to strive'), used adverbially in the て-form.