What does "do's" mean?

Alternative form of dos (plural of do)

What is a synonym for "do's"?

Common synonyms include: act, conduct, execute, perform, accompany, accomplish.

noun

noun ·1 syllable ·Rare ·Advanced level

Noun

1
Alternative form of dos (plural of do) alt-of, alternative, often, proscribed
"Do's and Don'ts: Information and Travel Tips"

"On the paper she had enumerated the do's and don'ts for him."