See unmanly in Webster's New World Roget's A-Z Thesaurus II
adjective
Ignobly lacking in courage:
chickenhearted, cowardly, craven, dastardly, faint-hearted, lily-livered, pusillanimous. (Slang) chicken, gutless, yellow, yellow-bellied. See fearHaving qualities more appropriate to women than to men:
effeminate, epicene, feminine, sissified, sissyish, womanish. See gender
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