As verbs the difference between epitomise and sum

is that epitomise is an alternative spelling of lang=en while sum is to add together.

As a noun sum is

a quantity obtained by addition or aggregation.

In obsolete terms the difference between challenge and ignore

is that challenge is to censure; to blame while ignore is fail to notice.

As verbs the difference between challenge and ignore

is that challenge is to invite someone to take part in a competition while ignore is to deliberately pay no attention to.

As a noun challenge

is a confrontation; a dare.

As an adjective summary

is concise, brief or presented in a condensed form.

As a noun summary

is an abstract or a condensed presentation of the substance of a body of material.

As a verb epitomise is

an alternative spelling of lang=en.

As proper nouns the difference between jessie and joshua

is that jessie is a pet form of Jane and Jessica, also used as a formal female given name while Joshua is the sixth book of the Old Testament of Bible, and a book of the Tanakh.

As a noun Jessie

is a cowardly person, especially a man; an effeminate man.

As a verb serene

is .

As an adjective philosophical is

of, or pertaining to, philosophy.

As nouns the difference between degradation and demotion

is that degradation is the act of reducing in rank, character, or reputation, or of abasing; a lowering from one's standing or rank in office or society; diminution; as, the degradation of a peer, a knight, a general, or a bishop while demotion is an act of demoting; a lowering of rank or status.

As nouns the difference between susceptibility and nuance

is that susceptibility is the condition of being susceptible; vulnerability while nuance is a minor distinction.

As an adjective nuances

is .

As a noun susceptibility is

the condition of being susceptible; vulnerability.

As a noun susceptibilities

is .

As an adjective nuances is

.

As verbs the difference between loll and amble

is that loll is to act lazily or indolently; to recline; to lean; to throw one's self down; to lie at ease while amble is .