In transitive terms the difference between pester and provoke

is that pester is to bother, harass or annoy persistently while provoke is to bring about a reaction.

In ambitransitive terms the difference between assemble and concentrate

is that assemble is to gather as a group while concentrate is to bring to, or direct toward, a common center; to unite more closely; to gather into one body, mass, or force.

As verbs the difference between assemble and concentrate

is that assemble is to put together while concentrate is to bring to, or direct toward, a common center; to unite more closely; to gather into one body, mass, or force.

As a noun concentrate is

a substance that is in a condensed form.

Guns is a related term of munitions.

As nouns the difference between guns and munitions

is that guns is while munitions is .

As a verb guns

is (gun).

Cold is a synonym of flat.

As adjectives the difference between cold and flat

is that cold is (label) having a low temperature while flat is having no variations in height.

As nouns the difference between cold and flat

is that cold is a condition of low temperature while flat is an area of level ground or flat can be (archaic|new england|now chiefly british) an apartment.

As adverbs the difference between cold and flat

is that cold is while at low temperature while flat is so as to be flat.

As a verb flat is

(poker slang) to make a flat call; to call without.

As verbs the difference between itemise and recount

is that itemise is an alternative spelling of lang=en while recount is to tell over; to relate in detail; to recite; to tell or narrate the particulars of.

As a noun recount is

retelling, narration, rendering.

Passing is a related term of errant.

As adjectives the difference between passing and errant

is that passing is that passes away; ephemeral while errant is straying from the proper course or standard, or outside established limits.

As a verb passing

is .

As an adverb passing

is .

As a noun passing

is death, dying; the end of something.

Rank is a related term of unequivocal.

As adjectives the difference between rank and unequivocal

is that rank is heavy, serious, grievous while unequivocal is unambiguous; without equivocation or ambiguity; singularly clear, unmistakable, or unquestionable.

As adjectives the difference between private and shifty

is that private is belonging to, concerning, or accessible only to an individual person or a specific group while shifty is having the appearance of someone dishonest, criminal or unreliable; such as someone with shifty eyes.

As a noun private

is the lowest rank of the army.

Hasty is a related term of spirited.

As adjectives the difference between hasty and spirited

is that hasty is acting in haste; being too hurried or quick (eg without much thinking about it they made a hasty decision to buy it ) while spirited is lively, vigorous, animated or courageous.

As a verb spirited is

(spirit).

Calm is a related term of goodnatured.

As adjectives the difference between calm and goodnatured

is that calm is (of a person) peaceful, quiet, especially free from anger and anxiety while goodnatured is .

As a noun calm

is (in a person) the state of being calm; peacefulness; absence of worry, anger, fear or other strong negative emotion.

As a verb calm

is to make calm.