Answer:

ego

Answer	Crossword Clue
EGO	It may be bruised or inflated
EGO	"I" problem?
EGO	"I" strain?

EGO	Conceit
EGO	Inflatable psyche part
EGO	Kind of trip
EGO	Maniac's introduction?
EGO	Self
EGO	Trip taker of a sort
EGO	Easily bruised item
EGO	Fathead's excess

EGO	Hubris source
EGO	I, or the I in you
EGO	It's a matter of pride
EGO	Psyche
EGO	Self-esteem
EGO	Sense of self
EGO	Swelled head
EGO	Vainglory

EGO	Alter ...
EGO	I of Newt?
EGO	Personality problem
EGO	Self esteem
EGO	Self-importance
EGO	Big head
EGO	Kanye West has a prominent one
EGO	... surf

EGO	A movie star's may be inflated
EGO	It can be bruised if you trip over your shoelaces
EGO	Kanye quality
EGO	Attitude of self-importance
EGO	It may be fragile
EGO	It's subject to inflation
EGO	Psyche section
EGO	Amour propre

EGO	Selfhood
EGO	Analyst's interest
EGO	Part of the psyche
EGO	Hollywood problem?
EGO	Self-image