cocky [cockier, cockiest](overly confident)
adjective
[UK: ˈkɒk.i] [US: ˈkɑːk.i] smug [smugger, smuggest](irritatingly pleased with oneself; self-satisfied)
adjective
[UK: smʌɡ] [US: ˈsməɡ]His smug behavior is offensive. = Su comportamiento petulante es ofensivo. | 