As adjectives the difference between conventional and existing

is that conventional is pertaining to a convention, as in following generally accepted principles, methods and behaviour while existing is that exists, or has existence, especially that exists now.

As a noun conventional

is a conventional gilt-edged security, a kind of bond paying the holder a fixed cash payment (or coupon) every six months until maturity, at which point the holder receives the final payment and the return of the principal.

As a verb existing is

present participle of lang=en.

As nouns the difference between diplomat and republican

is that diplomat is a person who is accredited, such as an ambassador, to officially represent a government in its relations with other governments or international organisations while republican is someone who favors a republic as a form of government.

As an adjective republican is

advocating or supporting a republic as a form of government.

As a noun art

is .

In slang|lang=en terms the difference between tough and stupid

is that tough is (slang) (used to indicate lack of sympathy) while stupid is (slang) damn, annoying, darn.

As adjectives the difference between tough and stupid

is that tough is strong and resilient; sturdy while stupid is lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence.

As nouns the difference between tough and stupid

is that tough is a person who obtains things by force; a thug or bully while stupid is a stupid person; a fool.

As an interjection tough

is (slang) (used to indicate lack of sympathy).

As a verb tough

is to endure.

As an adverb stupid is

(slang|dated) extremely.

As nouns the difference between criminal and cop

is that criminal is a person who is guilty of a crime, notably breaking the law while cop is plait, braid (of hair).

As an adjective criminal

is being against the law; forbidden by law.

As nouns the difference between cops and criminals

is that cops is while criminals is .

As verbs the difference between trading and investing

is that trading is while investing is .

As an adjective trading

is carrying on trade or commerce; engaged in trade.

As a noun trading

is the carrying on of trade.

As a proper noun life

is (christian science) god.

As a noun dream is

imaginary events seen in the mind while sleeping.

As a verb dream is

(lb) to see imaginary events in one's mind while sleeping.

As adjectives the difference between detailed and descriptive

is that detailed is characterized by attention to detail and thoroughness of treatment while descriptive is of or relating to description.

As a verb detailed

is (detail).

As a noun descriptive is

(grammar) an adjective (or other descriptive word).

Coterminus is often a misspelling of coterminous.

Coterminus has no English definition.

As an adjective coterminous

is alternative form of conterminous.