Synonyms of self-absorbed

3 Syllables
egoistic, swellheaded, self-seeking, self-serving
4 Syllables
egotistic, self-admiring, narcissistic, self-concerned, egoistical, self-centered, self-involved, egocentric
5 Syllables
megalomaniac, egotistical, egomaniacal, self-interested
6 Syllables
individualistic