As a verb regain

is to get back; to recover possession of.

As a noun revanchism is

the political policy of endeavouring to regain lost territory.

As nouns the difference between territory and revanchism

is that territory is a large extent or tract of land; a region; a country; a district while revanchism is the political policy of endeavouring to regain lost territory.

Revanche is a synonym of revanchism.

As a verb revanche

is .

As a noun revanchism is

the political policy of endeavouring to regain lost territory.

As nouns the difference between landline and wireline

is that landline is a fixed telephone communications cable while wireline is a landline.

As nouns the difference between wire and wireline

is that wire is (label) metal formed into a thin, even thread, now usually by being drawn through a hole in a steel die while wireline is (telecommunications) a landline.

As a verb wire

is to fasten with wire, especially with reference to wine bottles, corks, or fencing.

As a noun wireline is

(telecommunications) a landline.

As an adjective downhole

is occurring in the drilled bore of an oil well either underground or undersea.

As a noun wireline is

(telecommunications) a landline.

As adjectives the difference between vested and unvested

is that vested is settled, fixed or absolute, with no contingencies while unvested is not vested: not free of contingencies.

As a verb vested

is past tense of vest.

As nouns the difference between confectionery and enrober

is that confectionery is (uncountable) foodstuffs]] that taste very sweet, taken as a group; [[candy|candies, sweetmeats and confections collectively while enrober is a machine used to coat food, especially confectionery with chocolate.

As a verb chocolate

is .

As an adjective chocolate

is chocolate (attributive).

As a noun enrober is

a machine used to coat food, especially confectionery with chocolate.