Synonyms for Self-aggrandising (same or very similar meaning)
WordNet sense 1 (of or relating to or characteristic of self-aggrandizement):
self-aggrandizing
WordNet sense 2 (exhibiting self-importance):
big, boastful, braggy, cock-a-hoop, crowing
WordNet sense 3 (feeling self-respect or pleasure in something by which you measure your self-worth; or being a reason for pride):
proud
From the ODE community, based on WordNet
add/edit