Learn That Word

Synonyms for Self-aggrandising (same or very similar meaning)

WordNet sense 1 (of or relating to or characteristic of self-aggrandizement):

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):

From the ODE community, based on WordNetadd/edit