vain
— Adjective
– English
~ characteristic of false pride; having an exaggerated sense of self-importance; "a conceited fool"; "an attitude of self-conceited arrogance"; "an egotistical disregard of others"; "so swollen by victory that he was unfit for normal duty"; "growing ever more swollen-headed and arbitrary"; "vain about her clothes"
vainglorious
— Adjective
– English
~ feeling self-importance; "too big for his britches"; "had a swelled head"; "he was swelled with pride"