As nouns the difference between essence and glow

is that essence is (senseid)the inherent nature of a thing or idea while glow is the state of a glowing object.

As a verb glow is

to give off light from heat or to emit light as if heated.

As nouns the difference between word and lyrics

is that word is the smallest unit of language which has a particular meaning and can be expressed by itself; the smallest discrete, meaningful unit of language. Contrast morpheme while lyrics is the words to a song (or other vocal music).

As a verb word

is to say or write (something) using particular words; to phrase (something).

As an interjection word

is truth, indeed, to tell or speak the truth; the shortened form of the statement, "My word is my bond," an expression eventually shortened to "Word is bond," before it finally got cut to just "Word," which is its most commonly used form.

As an adjective fraudulent

is dishonest; based on fraud or deception.

As a verb cheat is

to violate rules in order to gain advantage from a situation.

As a noun cheat is

someone who cheats (informal: cheater).

As nouns the difference between hat and bicycle

is that hat is a covering for the head, often in the approximate form of a cone or a cylinder closed at its top end, and sometimes having a brim and other decoration while bicycle is a vehicle that has two wheels, one behind the other, a steering handle, and a saddle seat or seats and is usually propelled by the action of a rider’s feet upon pedals.

As a verb bicycle is

to travel or exercise using a bicycle.

As nouns the difference between limelight and publicity

is that limelight is a type of stage lighting once used in theatres and music halls, producing a bright light by the use of incandescent quicklime while publicity is advertising or other activity designed to rouse public interest in something.

As nouns the difference between lag and slow

is that lag is location while slow is someone who is slow; a sluggard.

As an adjective slow is

taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding at a low speed.

As a verb slow is

to make (something) run, move, etc less quickly; to reduce the speed of.

As an adverb slow is

slowly.

As adjectives the difference between promising and substantial

is that promising is showing promise, and likely to develop in a desirable fashion while substantial is having to substance; actually existing; real; as, substantial life.

As nouns the difference between promising and substantial

is that promising is the act of making a promise while substantial is anything having substance; an essential part.

As a verb promising

is present participle of lang=en.

As an adjective substantial

is having to substance; actually existing; real; as, substantial life.

As a noun substantial

is anything having substance; an essential part.

As a verb confirm is

to strengthen; to make firm or resolute.

As adjectives the difference between unsubstantiated and substantial

is that unsubstantiated is lacking substantiation; without evidence while substantial is having to substance; actually existing; real; as, substantial life.

As a noun substantial is

anything having substance; an essential part.

As verbs the difference between viewing and listening

is that viewing is present participle of lang=en while listening is present participle of lang=en.

As nouns the difference between viewing and listening

is that viewing is an instance of viewing something while listening is action of the verb listening

As an adjective listening is

of something or someone that listens.