Pretensive is often a misspelling of pretentious.

Pretensive has no English definition.

As an adjective pretentious is

marked by an unwarranted claim to importance or distinction.

As an adverb fluidly

is in a fluid manner.

As an adjective fluidic is

of or pertaining to a fluid.

As nouns the difference between brigadier and dean

is that brigadier is (military) an army rank; an officer commanding a brigade while dean is dean.

As a verb dean is

do.

Vitalograph is likely misspelled.

Vitalograph has no English definition.

As a noun spirometer is

a device used to measure the volume of air inspired and expired by the lungs.

Vitalogram is likely misspelled.

Vitalogram has no English definition.

As a noun spirometer is

a device used to measure the volume of air inspired and expired by the lungs.

As an adjective cognizant

is aware; fully informed; having understanding.

As a noun conscience is

the moral sense of right and wrong, chiefly as it affects one's own behaviour.

As verbs the difference between infer and deduct

is that infer is to introduce (something) as a reasoned conclusion; to conclude by reasoning or deduction, as from premises or evidence while deduct is to take one thing from another; remove from; make smaller by some amount.

As verbs the difference between sharing and giving

is that sharing is present participle of lang=en while giving is present participle of lang=en.

As nouns the difference between sharing and giving

is that sharing is something shared while giving is the act of bestowing as a gift; a conferring or imparting.

As an adjective giving is

having the tendency to give; generous.

As nouns the difference between disparage and disproof

is that disparage is (obsolete) inequality in marriage; marriage with an inferior while disproof is a refutation.

As a verb disparage

is to match unequally; to degrade or dishonor.

As a proper noun merit

is .

As a noun exploit is

a heroic or extraordinary deed.

As a verb exploit is

to use for one’s own advantage.