self-government, n. self-control; democracy; autonomy. Antonyms: [subjection], heteronomy, [abandon], subordination.
self-heating, a. idiothermic.
self-importance, n. pompousness, pomposity, [vanity], [conceit].
self-important, a. [pompous], [vain], opinionated, [bumptious].
selfish, a. [ungenerous], [narrow], [illiberal], [uncharitable].
self-knowledge, n. autology.
self-murderer, n. [suicide], felo-de-se.
self-possessed, a. composed, unruffled, [sedate], [calm], collected.
self-possession, n. [composure], equanimity, [calmness], [aplomb]. Antonyms: [discomposure], [agitation].
self-righteous, a. pharisaic, sanctimonious.