blustering

(verb) blow hard; be gusty, as of wind. Synonyms: bluster. Examples: "A southeaster blustered onshore." "The flames blustered."

(verb) show off. Synonyms: boast, tout, swash, shoot a line, brag, gas, blow, bluster, vaunt, gasconade.

(verb) act in an arrogant, overly self-assured, or conceited manner. Synonyms: swagger, bluster, swash.

(adj) blowing in violent and abrupt bursts. Synonyms: blustering(prenominal), blusterous, blustery. Examples: "Blustering (or blusterous) winds of patagonia." "A cold blustery day." "A gusty storm with strong sudden rushes of wind."