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

• Lexulous
• Wordscraper
• Wordosaur

adj. Lacking feathers

Not provided with feathers; featherless.

adj. not having feathers

adj. having no feathers

"So the presence of beaks in unfeathered taxa is not a problem."

unfledged    immature    unvaned    fledgeless    plucked   

new-hatched    eider-down    barndoor    short-eared    re-usable