perspiring
UK[pəˈspaɪərɪŋ]US[pərˈspaɪrɪŋ]
v
(present participle) to produce sweat through the pores of the skin, especially when hot or nervous.
Morpheme Breakdown
per
spir
ing
per
through
spir
breathe
ing
verb suffix
Etymology
the word 'perspiring' originates from the latin verb 'perspirare', which is a compound of the prefix 'per-' (meaning "through") and the verb 'spirare' (meaning "to breathe"). the literal sense was "to breathe through," reflecting an ancient physiological belief that sweat was a form of exhalation or vapor emitted through the pores of the skin. this concept evolved into the modern, specific meaning of secreting sweat, with the '-ing' suffix marking its present participle form in english. the journey from the literal idea of "breathing through" to the abstract process of sweating illustrates how historical theories of the body became embedded in scientific vocabulary.
Analysis
Structure: per (through) + spir (breathe) + ing (verb suffix)
- per: latin origin, meaning "through, thoroughly". serves as an intensive prefix.
- spir: latin origin, from 'spirare', meaning "to breathe". serves as the core root.
- ing: old english origin, a suffix forming the present participle of verbs.
Examples
after the intense workout, he was heavily perspiring.
the nervous speaker could be seen perspiring under the bright stage lights.
on hot, humid days, you start perspiring almost immediately after stepping outside.