perspiration

Concise Oxford English Dictionary © 2008 Oxford University Press:
perspire/pəˈspʌɪə(r)/

▶verb give out sweat through the pores of the skin as a result of heat, physical exertion, or stress.

– derivatives
perspiration noun,
perspiratory adjective.

– origin C17: from Fr. perspirer, from L. perspirare, from per- ‘through’ + spirare ‘breathe’.