Is there a non-gendered term for "gentlemanly" [duplicate]
Solution 1:
I'd go with courteous, the etymology of which also hints at a closer fit to gentlemanly than, say, decorous, polite, or respectful.
Solution 2:
I think well-mannered is close to the idea of politeness and good upbringing that gentlemanly suggests:
polite; courteous. (AHD)
of good upbringing
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