This word is acceptable for play in the UK dictionary that is being used in the following games:

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adj. Not gentlemanlike.

Not like a gentleman; not becoming a gentleman; ungentlemanly.

adj. not befitting a gentleman

"A man may do what he likes with his own, and can hardly be called ungentlemanlike because he gives it away to a person you don't happen to like. ""

unrefined   

stated    white-wigged    shipboard    long-coated    umble