As a noun freedom

is (uncountable) the state of being free, of not being imprisoned or enslaved.

As a verb librated is

(librate).

As adverbs the difference between instantly and spontaneously

is that instantly is (archaic) urgently; with insistence while spontaneously is in a spontaneous manner; naturally; voluntarily.

As a noun vibrant

is trill.

As an adjective false is

(label) one of two states of a boolean variable; logic.

As verbs the difference between propitiate and propagate

is that propitiate is (dated) to conciliate, appease, or make peace with someone, particularly a god or spirit while propagate is to cause to continue or multiply by generation, or successive production; -- applied to animals and plants; as, to propagate a breed of horses or sheep; to propagate a species of fruit tree.

As nouns the difference between bozo and buffoon

is that bozo is a member of a west african ethnic group located predominantly along the niger river in mali, famous for their fishing while buffoon is one who acts in a silly or ridiculous fashion; a clown or fool.

As a proper noun bozo

is the mande language of these people.

As a verb buffoon is

to behave like a.

As verbs the difference between leave and staying

is that leave is to have a consequence or remnant or leave can be to give leave to; allow; permit; let; grant or leave can be (rare) to produce leaves or foliageoxford english dictionary , 2nd ed or leave can be (obsolete) to raise; to levy while staying is .

As nouns the difference between leave and staying

is that leave is (cricket) the action of the batsman not attempting to play at the ball or leave can be permission to be absent; time away from one's work while staying is a stay or visit.

As adjectives the difference between erratic and false

is that erratic is unsteady, random; prone to unexpected changes; not consistent while false is (label) one of two states of a boolean variable; logic.

As a noun erratic

is (geology) a rock moved from one location to another, usually by a glacier.

As an adjective optimal

is the best, most favourable or desirable, especially under some restriction.

As a noun premium is

bonus (extra amount of money given as a premium).