The difference between Set one's heart on and Want
When used as verbs, set one's heart on means to desire with intensity and commitment, to earnestly long for, whereas want means to wish for or to desire (something).
Want is also noun with the meaning: a desire, wish, longing.
check bellow for the other definitions of Set one's heart on and Want
-
Set one's heart on as a verb (transitive, idiomatic):
To desire with intensity and commitment, to earnestly long for.
-
Want as a verb (transitive):
To wish for or to desire (something).
Examples:
"What do you want to eat?  I want you to leave.  I never wanted to go back to live with my mother.  I want to be an astronaut when I'm older.  I don't want him to marry Gloria, I want him to marry me!  What do you want from me?  Do you want anything from the shops?"
-
Want as a verb (intransitive, now, dated):
To be lacking or deficient; not to exist.
Examples:
"There was something wanting in the play."
-
Want as a verb (transitive):
To lack, not to have (something).
-
Want as a verb (colloquial, usually second person, often future tense):
should; to be advised to do something
Examples:
"You’ll want to repeat this three or four times to get the best result."
-
Want as a verb (transitive, colloquial, with [[verbal noun]] as object):
To be in need of; to require (something).
Examples:
"That chair wants fixing."
-
Want as a verb (intransitive, dated):
To be in a state of destitution; to be needy; to lack.
-
Want as a noun (countable):
A desire, wish, longing.
-
Want as a noun (countable, often, followed by {{m, of):
}} Lack, absence.
-
Want as a noun (uncountable):
Poverty.
-
Want as a noun:
Something needed or desired; a thing of which the loss is felt.
-
Want as a noun (UK, mining):
A depression in coal strata, hollowed out before the subsequent deposition took place.