As verbs the difference between summarise and outline

is that summarise is to prepare a summary of something while outline is to draw an outline of something.

As a noun outline is

a line marking the boundary of an object figure.

As nouns the difference between applause and homage

is that applause is the act of applauding; approbation and praise publicly expressed by the clapping of hands, stamping or tapping of the feet, acclamation, huzzas, or other means; marked commendation while homage is (historical) in feudalism, the formal oath of a vassal to honor his or her lord's rights.

As a verb homage is

(obsolete) to pay reverence to by external action.

As adverbs the difference between never and however

is that never is at no time; on no occasion; in no circumstance while however is (lb) nevertheless, nonetheless, even so, that said, in spite of this.

As a conjunction however is

in whatever manner (that).

As nouns the difference between number and entirety

is that number is (countable) an abstract entity used to describe quantity while entirety is wholeness; fullness; the whole.

As a verb number

is to label (items) with numbers; to assign numbers to (items).

As an adjective number

is (numb).

As adjectives the difference between aghast and stunned

is that aghast is terrified; struck with amazement; showing signs of terror or horror while stunned is unable to act or respond; dazed; shocked.

As a verb stunned is

past tense of stun.

As a noun customary

is a book containing laws and usages, or customs; a custumal.

As an adjective customary

is agreeing with, or established by, custom; established by common usage; conventional; habitual.

As a numeral set is

seven.

As nouns the difference between spirit and act

is that spirit is spirit (alcohol) while act is (countable) something done, a deed.

As a verb act is

to do something.

As adjectives the difference between unannounced and rapid

is that unannounced is not announced while rapid is rapid; quick; fast; speedy.

As nouns the difference between pretence and insincerity

is that pretence is an act of pretending or pretension; a false claim or pretext while insincerity is property of being insincere, lacking sincerity or truthfulness.

As adjectives the difference between animated and diligent

is that animated is endowed with life; full of life or spirit; indicating animation; lively; vigorous while diligent is performing with intense concentration, focus, responsible regard.

As a verb animated

is (animate).