aggrandize
Concise Oxford English Dictionary © 2008 Oxford University Press:
aggrandize /əˈɡrandʌɪz/ (or aggrandise /əˈgrandʌɪz/)
▶verb increase the power, status, or wealth of.
■ artificially enhance the reputation of.
– derivatives
aggrandizement noun,
aggrandizer noun.
aggrandizement noun,
aggrandizer noun.
– origin C17: from Fr. agrandiss-, agrandir, prob. from Ital. aggrandire, from L. grandis ‘large’.
'aggrandize' also found in these Oxford entries:

