plural of scarlet fever

plural of Bay fever

(idiomatic) A feeling of invigoration and restlessness associated with the arrival of the warm weather and renewal of nature in the spring season.

A feverish obsession with seeking gold ore. / (figuratively) An excessive craving for profit.

plural of puerperal fever

(medicine) A kind of brucellosis, Brucella abortus, and the only one endemic to North America.

(idiomatic) Extreme excitement.

(medicine, archaic) An intermittent fever returning every fifth day (inclusive), or in which the intermission lasts three days.

Typhus.

A form of legionellosis that is less severe than legionnaires' disease.