As adjectives the difference between histrionic and hammy

is that histrionic is of, or relating to actors or acting while hammy is resembling ham.

As a noun hammy is

a shorter form of hamstring;|lang=en a hamstring injury.

As adjectives the difference between histrionic and unnatural

is that histrionic is histrionic while unnatural is not natural; supernatural or artificial.

As a noun carryout

is (us) food that is intended to be eaten outside the establishment from which it is bought.

As a verb conducting is

.

As nouns the difference between bushido and jingoism

is that bushido is an ethical code of the samurai that was prevalent in feudal Japan that advocated unquestioning loyalty to the master at all costs and obedience in all deeds, valuing honor above life while jingoism is excessive patriotism or aggressive nationalism especially with regards to foreign policy.

As nouns the difference between fibreboard and midfield

is that fibreboard is a material made from wood chips or shavings, which are compressed and bonded with resin and formed into stiff sheets, often laminated with melamine, and used in building or making furniture while midfield is the middle of the field of play.

As nouns the difference between regatta and armada

is that regatta is a series of boat races, although sometimes used for a single race while armada is a fleet of warships, especially with reference to the Spanish Armada.

As a proper noun Armada is

the Spanish Armada which sailed against England in 1588.

As adjectives the difference between withdrawn and demure

is that withdrawn is introvert while demure is quiet, modest, reserved, sober, or serious.

As verbs the difference between withdrawn and demure

is that withdrawn is while demure is (obsolete) to look demurely.

As verbs the difference between primed and stored

is that primed is (prime) while stored is (store).

As an adjective primed

is prepared for use or action.

R is likely misspelled.

R has no English definition.

As an acronym ROM is

read-only memory.

As a proper noun Rom is

The ethnic designation used by the Romani people from Eastern Europe.

As a noun Rom is

a member of the Romani people.

As an adjective Rom is

romani: of or pertaining to the Roma people.

As nouns the difference between gunpowder and propellent

is that gunpowder is an explosive mixture of saltpetre (potassium nitrate), charcoal and sulphur; formerly used in gunnery but now mostly used in fireworks while propellent is .

As an adjective propellent is

capable of propelling.