Nouns

(n)strut, prance, swaggera proud stiff pompous gait
(n)strutbrace consisting of a bar or rod used to resist longitudinal compression

Verbs

(v)tittup, swagger, ruffle, prance, strut, sashay, cockto walk with a lofty proud gait, often in an attempt to impress others“He struts around like a rooster in a hen house”