As nouns the difference between bluff and counterbluff

is that bluff is an act of bluffing; a false expression of the strength of one's position in order to intimidate; braggadocio while counterbluff is a bluff made in response to an opponent's bluff; a counterploy.

As a verb bluff

is ( To make a bluff; to give the impression that one's hand is stronger than it is.

As an adjective bluff

is having a broad, flattened front.

As a proper noun Bluff

is the southernmost town in the South Island of New Zealand, and seaport for the Southland region.

As nouns the difference between opponent and counterbluff

is that opponent is an individual or group who is a rival of another while counterbluff is a bluff made in response to an opponent's bluff; a counterploy.

As an adjective opponent

is situated in front; opposite; hence, opposing; adverse; antagonistic.

As nouns the difference between counterploy and counterbluff

is that counterploy is a clever trick used to counteract another clever trick while counterbluff is a bluff made in response to an opponent's bluff; a counterploy.

As nouns the difference between buff and counterbuff

is that buff is undyed leather from the skin of buffalo or similar animals while counterbuff is a buff (strike) in return; a counterblow.

As verbs the difference between buff and counterbuff

is that buff is to polish and make shiny by rubbing while counterbuff is to strike or drive back or in an opposite direction; to stop by a blow or impulse in front.

As an adjective buff

is of the color of buff leather, a brownish yellow.

As an acronym BUFF

is big Ugly Fat Fellow (or Fucker); US Airforce nickname for the B-52 bomber.

As nouns the difference between counterblow and counterbuff

is that counterblow is a blow delivered in return of a previous blow by somebody else, such as an opponent in a boxing match while counterbuff is a buff (strike) in return; a counterblow.

As a verb counterbuff is

to strike or drive back or in an opposite direction; to stop by a blow or impulse in front.

As nouns the difference between thrust and counterthrust

is that thrust is (fencing) an attack made by moving the sword parallel to its length and landing with the point while counterthrust is a thrust made against another; a counterblow.

As a verb thrust

is (lb) to make advance with.

As nouns the difference between counterblow and counterthrust

is that counterblow is a blow delivered in return of a previous blow by somebody else, such as an opponent in a boxing match while counterthrust is a thrust made against another; a counterblow.

As nouns the difference between effect and counteragent

is that effect is the result or outcome of a cause. See usage notes below.counteragent is an agent having the opposite effect; an antidote.

As a verb effect

is to make or bring about; to implement.

As nouns the difference between antidote and counteragent

is that antidote is a remedy to counteract the effects of poison (often followed by "against," "for," or "to") while counteragent is an agent having the opposite effect; an antidote.

As a verb antidote

is to counteract as an antidote.

As nouns the difference between assault and counterassault

is that assault is a violent onset or attack with physical means, as blows, weapons, etc; an onslaught; the rush or charge of an attacking force; onset; as, to make assault upon a man, a house, or a town while counterassault is an assault made in return for another; a counterattack.

As a verb assault

is to attack, threaten or harass.