selfish
sel-fish
adjective
Concerned chiefly with one's own personal profit or pleasure.
"It was selfish of him to eat all the cake."
Thesaurus
Synonyms: self-involved, narcissistic, egotistic, egocentric, self-centered, egoistic, self-centred, self-absorbed, egotistical, self-seeking, self-loving, self-serving
Antonyms: altruistic, selfless, unselfish