noun

fervor

fervour, passion, intensity, zeal

He spoke with great fervor about the project.

He spoke with great fervour about the project.

((of sth. / for sth.)) intense and passionate feeling He spoke with great fervour about the project.

Synonyms: passion, zeal, ardor; Antonyms: apathy, indifference

From Latin 'fervere' meaning 'to boil, glow'. It signifies a boiling intensity of feeling. The British spelling is 'fervour'.

It sounds like 'fever'. Think of a 'fever' of emotion or passion.

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