As nouns the difference between monitor and projector

is that monitor is someone who watches over something; a person in charge of something or someone while projector is an optical device that projects a beam of light, especially one used to project an (or moving images) onto a screen.

As a verb monitor

is to watch over; to guard.

As a proper noun Monitor

is any of several publications e.g. the "Christian Science Monitor".

As a verb absents

is (absent).

As a noun absence is

a state of being away or withdrawn from a place or from companionship; the period of being away .

As adjectives the difference between prevailing and preeminent

is that prevailing is predominant; of greatest force while preeminent is pre-eminent.

As a verb prevailing

is .

As nouns the difference between implementation and accomplishment

is that implementation is the process of moving an idea from concept to reality. In business, engineering and other fields, implementation refers to the building process rather than the design process while accomplishment is the act of accomplishing; entire performance; completion; fulfillment; as, the accomplishment of an enterprise, of a prophecy, etc.

As nouns the difference between estimation and theory

is that estimation is the process of making an estimate while theory is (obsolete) mental conception; reflection, consideration.

As adjectives the difference between enduring and lengthy

is that enduring is long-lasting while lengthy is having length; long and overextended, especially in time rather than dimension.

As a verb enduring

is present participle of lang=en.

As a noun enduring

is endurance.

As nouns the difference between wool and aba

is that wool is the hair of the sheep, llama and some other ruminants while aba is a coarse, often striped, felted fabric from the Middle East, woven from goat or camel hair.

As a proper noun Wool

is a village in Dorset, England.

As an initialism ABA is

amateur Boxing Association.

As adjectives the difference between nontonal and atonal

is that nontonal is not tonal while atonal is lacking a tonal center or key.

As adjectives the difference between doubtless and indisputable

is that doubtless is characterized by or experiencing no doubt at all, certain; undoubted; undoubting while indisputable is not disputable; not open to question; obviously true.

As an adverb doubtless

is without doubt; very probably, in all likelihood; doubtlessly.

As an adjective nonfinite

is infinite.

As a noun infinite is

infinity, endlessness.