What is a synonym for "give one's best"?

Common synonyms include: do one's best, give full measure, go all out.

Give one's best

verb

verb ·Rare ·Advanced level

Verb

1
To wish (someone) well transitive
""Thank you. Please give her my best." "I will.""
2
perform a task as well as possible wordnet
3
Synonym of give one's all. intransitive

""Thank you. Please give her my best." "I will.""