
Perspire
Physical Reaction
Perspire describes a natural body response, it's not a choice.

Even in the shade, he began to perspire during the workout.
Heat and Stress
Primarily used when discussing heat or anxiety-induced sweating.

Interviews always make me nervous and perspire.
Formality Level
More formal and less commonly used than 'sweat'.

He preferred to say 'perspire' rather than 'sweat' in the meeting.
Compare with
Sweat
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