The term 'puffed up' can be described by a variety of words, such as SWOLLEN (7 letters), PROUD (5 letters), PRETENTIOUS (11 letters), VAIN (4 letters), SMUG (4 letters), POMPOUS (7 letters), INFLATED (8 letters), LIED (4 letters), PUFFY (5 letters), risen (5 letters), and plumped (7 letters). These words all describe someone who is overly PROUD of themselves and their accomplishments, often to the point of arrogance. They may also be boastful and act in a SNOBBISH manner.