swelter
swel·ter
verb
1.
be uncomfortably hot
Origin
From Middle English swelteren, frequentative form of Middle English swelten (“to die; faint”), from Old English sweltan (“to die”), from Proto-West Germanic *sweltan, from Proto-Germanic *sweltaną (“to die”), from Proto-Indo-European *swel- (“to smolder; burn”), equivalent to swelt + -er (frequentative suffix).
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.