As nouns the difference between groove and wedge

is that groove is a long, narrow channel or depression; eg, such a slot cut into a hard material to provide a location for an engineering component, a tyre groove, or a geological channel or depression while wedge is one of the simple machines; a piece of material, such as metal or wood, thick at one edge and tapered to a thin edge at the other for insertion in a narrow crevice, used for splitting, tightening, securing, or levering () or wedge can be (uk|cambridge university|slang) the person whose name stands lowest on the list of the classical tripos.

As verbs the difference between groove and wedge

is that groove is to cut a groove or channel in; to form into channels or grooves; to furrow while wedge is to support or secure using a wedge.

As nouns the difference between capabilities and capability

is that capabilities is plural of lang=en while capability is the power or ability to generate an outcome.

As nouns the difference between grating and gritting

is that grating is a barrier that has parallel or crossed bars blocking a passage but admitting air while gritting is the act by which something is gritted.

As verbs the difference between grating and gritting

is that grating is present participle of lang=en while gritting is present participle of grit.

As an adjective grating

is (typically of a voice) harsh and unpleasant.

As nouns the difference between subsidy and bonus

is that subsidy is financial support or assistance, such as a grant while bonus is something extra that is good.

As a verb bonus is

to pay a bonus, premium.

As a noun wreck

is something or someone that has been ruined.

As a verb wreck

is to destroy violently; to cause severe damage to something, to a point where it no longer works, or is useless.

As an acronym bash is

(computing) name of the (the "shell") for unix-like operating system.

As nouns the difference between wreck and dash

is that wreck is something or someone that has been ruined while dash is (typography) any of the following symbols: (''horizontal bar ).

As verbs the difference between wreck and dash

is that wreck is to destroy violently; to cause severe damage to something, to a point where it no longer works, or is useless while dash is to run quickly or for a short distance.

As an interjection dash is

(euphemistic) damn!.

As nouns the difference between banker and blinker

is that banker is one who conducts the business of banking; one who, individually, or as a member of a company, keeps an establishment for the deposit or loan of money, or for traffic in money, bills of exchange, etc while blinker is anything that blinks, such as the turn signal of an automobile.

As a verb blinker is

to put blinkers on.

As nouns the difference between permeant and penetration

is that permeant is (biochemistry) a substance which is able to pass through or into a membrane or polymer while penetration is penetration.

As an adjective permeant

is (biochemistry) able to pass through or into a given semipermeable membrane or polymer.

As verbs the difference between staying and visiting

is that staying is while visiting is .

As nouns the difference between staying and visiting

is that staying is a stay or visit while visiting is the act of someone or something that visits.

As nouns the difference between villain and thug

is that villain is (en) a vile, wicked person while thug is a criminal with an intimidating and unseemly appearance and mannerisms, who treats others violently and roughly, especially for hire.

As a verb villain

is (obsolete|transitive) to debase; to degrade.