hard

In obsolete terms the difference between hard and profound

is that hard is so as to raise difficulties while profound is to dive deeply; to penetrate.

As adjectives the difference between hard and profound

is that hard is having a severe property; presenting difficulty while profound is descending far below the surface; opening or reaching to great depth; deep.

As nouns the difference between hard and profound

is that hard is a firm or paved beach or slope convenient for hauling vessels out of the water while profound is the deep; the sea; the ocean.

As an adverb hard

is with much force or effort.

As a verb profound is

to cause to sink deeply; to cause to dive or penetrate far down.

Hard is a related term of surly.

As a noun hard

is stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking.

As an adjective surly is

(obsolete) lordly, arrogant, supercilious.

As an adverb surly is

(obsolete) in an arrogant or supercilious manner.

As a noun hard

is stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking.

As an adjective inflexible is

not flexible; not capable of bending or being bent; stiff; rigid; firm; unyielding.

Hard is a related term of keen.

As nouns the difference between hard and keen

is that hard is stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking while keen is a prolonged wail for a deceased person.

As an adjective keen is

showing a quick and ardent willingness or responsiveness, enthusiastic, eager; interested, intense.

As a verb keen is

(rare) to sharpen; to make cold or keen can be to utter a keen.

Stupid is a related term of hard.

As nouns the difference between stupid and hard

is that stupid is a stupid person; a fool while hard is stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking.

As an adjective stupid

is lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence.

As an adverb stupid

is (slang|dated) extremely.

As adjectives the difference between hard and important

is that hard is having a severe property; presenting difficulty while important is having relevant and crucial value.

As an adverb hard

is with much force or effort.

As a noun hard

is a firm or paved beach or slope convenient for hauling vessels out of the water.

Hard is a synonym of melancholy.

As nouns the difference between hard and melancholy

is that hard is stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking while melancholy is (historical) black bile, formerly thought to be one of the four "cardinal humours" of animal bodies.

As an adjective melancholy is

affected with great sadness or depression.

As nouns the difference between hard and frowning

is that hard is a firm or paved beach or slope convenient for hauling vessels out of the water while frowning is the act of giving a frown.

As an adjective hard

is having a severe property; presenting difficulty.

As an adverb hard

is with much force or effort.

As a verb frowning is

present participle of lang=en.

Hard is a related term of impenitent.

As a noun hard

is stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking.

As an adjective impenitent is

impenitent, unrepentant.

Exact is a related term of hard.

As an adjective exact

is precisely agreeing with a standard, a fact, or the truth; perfectly conforming; neither exceeding nor falling short in any respect.

As a verb exact

is to demand and enforce the payment or performance of.

As a noun hard is

stove, heater; an enclosed space in which fuel (usually wood) is burned to provide heating, usually for cooking.