Plume

pluma

(feather of a bird, especially a large or showy one used as a decoration — see also crest)

pluma

(ellipsis of mantle plume — see also mantle plume)

emplumar

(to adorn, cover, or furnish with feathers or plumes, or as if with feathers or plumes)

emplumar-se

(to congratulate (oneself) proudly — see also self-congratulate)