elegant

As adjectives the difference between sleek and elegant

is that sleek is having an even, smooth surface; smooth; hence, glossy while elegant is characterised by or exhibiting elegance.

As an adverb sleek

is with ease and dexterity.

As a verb sleek

is to make smooth or glossy; to polish or cause to be attractive.

As a noun sleek

is that which makes smooth; varnish.

As adjectives the difference between elegant and enormous

is that elegant is elegant while enormous is (obsolete)  deviating from the norm; unusual, extraordinary.

As adjectives the difference between elegant and sober

is that elegant is characterised by or exhibiting elegance while sober is not drunk; not intoxicated.

As a verb sober is

(often with up) To make or become sober.

As adjectives the difference between elegant and sobering

is that elegant is elegant while sobering is causing more sober thought or concern.

As a verb sobering is

.

As adjectives the difference between elegant and dandy

is that elegant is elegant while dandy is like a dandy, foppish.

As a noun dandy is

a man very concerned about his clothes and his appearance.

As a noun glamour

is an item, motif, person, image that by association improves appearance.

As a verb glamour

is to enchant; to bewitch.

As an adjective elegant is

characterised by or exhibiting elegance.

As adjectives the difference between elegant and ethereal

is that elegant is elegant while ethereal is pertaining to the hypothetical upper, purer air, or to the higher regions beyond the earth or beyond the atmosphere; celestial; otherworldly; as, ethereal space; ethereal regions.

As an adjective elegant

is characterised by or exhibiting elegance.

As a verb refine is

to reduce to a fine, unmixed, or pure state; to free from impurities; to free from dross or alloy; to separate from extraneous matter; to purify.

Clean is a related term of elegant.

As adjectives the difference between clean and elegant

is that clean is free of dirt or impurities or protruberances while elegant is elegant.

As a noun clean

is removal of dirt.

As a verb clean

is to remove dirt from a place or object.

As an adverb clean

is fully and completely.

As adjectives the difference between elegant and stunning

is that elegant is characterised by or exhibiting elegance while stunning is having an effect that stuns.

As a verb stunning is

present participle of lang=en.