fever

As nouns the difference between fever and null

is that fever is fever while null is zero, nil; the cardinal number before einn.

As a noun fever

is fever.

As an adjective undefined is

lacking a definition or value.

As a noun fever

is fever.

As an acronym cool is

(computing) clips object]]-oriented [[language|language .

As nouns the difference between fever and favor

is that fever is fever while favor is a kind or helpful deed; an instance of voluntarily assisting (someone).

As a verb favor is

(transitive)  to look upon fondly; to prefer.

As nouns the difference between fever and cough

is that fever is fever while cough is a sudden, usually noisy expulsion of air from the lungs, often involuntary.

As a verb cough is

to push air from the lungs in a quick, noisy explosion.

As nouns the difference between fever and hot

is that fever is fever while hot is a whit, a bit.

As nouns the difference between fever and feverishness

is that fever is fever while feverishness is the quality of being feverish.

As nouns the difference between fever and headache

is that fever is fever while headache is a pain or ache in the head.

As nouns the difference between fever and infection

is that fever is fever while infection is (pathology) the act or process of infecting.

As nouns the difference between furor and fever

is that furor is a general uproar or commotion while fever is fever.