pest

As a noun pest

is plague.

As a verb cream is

to cremate.

As a noun pest

is plague.

As an adjective undefined is

lacking a definition or value.

Pest is a related term of aggravation.

As nouns the difference between pest and aggravation

is that pest is plague while aggravation is the act of aggravating, or making worse; used of evils, natural or moral; the act of increasing in severity or heinousness; something additional to a crime or wrong and enhancing its guilt or injurious consequences.

As nouns the difference between destruction and pest

is that destruction is the act of destroying while pest is a plague, pestilence, epidemic.

Virus is a related term of pest.

As nouns the difference between virus and pest

is that virus is virus while pest is plague.

Overthrow is a related term of pest.

As nouns the difference between overthrow and pest

is that overthrow is a removal, especially of a ruler or government, by force or threat of force or overthrow can be (sports) a throw that goes too far while pest is plague.

As a verb overthrow

is to throw down to the ground, to overturn or overthrow can be (intransitive) to throw (something) so that it goes too far.

Poison is a synonym of pest.

As nouns the difference between poison and pest

is that poison is a substance that is harmful or lethal to a living organism while pest is plague.

As a verb poison

is to use poison to kill or paralyse somebody.

As nouns the difference between pest and vector

is that pest is plague while vector is (mathematics) a directed quantity, one with both magnitude and direction; the signed difference between two points.

As a verb vector is

to set (particularly an aircraft) on a course toward a selected point.

As nouns the difference between pest and cattle

is that pest is plague while cattle is domesticated bovine animals (cows, bulls, steers etc).

As a noun pest

is plague.

As a proper noun budapest is

the capital city of hungary.