English

swearer

Swearer comes from Middle English swerere ‘an individual who uses profanity or swear words’, and goes back to Proto-Indo-European *swer-.

Proto-Indo-Europeanc. 4500–2500 BCE*swer-¹‘to resound loudly, swear’reconstructed
Proto-Germanicc. 500 BCE–200 CE*swarjaną²‘to swear (an oath)’reconstructed
Proto-West Germanicc. 200–500 CE*swarjan²‘to swear’reconstructed
Old Englishc. 450–1150swerian²‘to swear’
Middle Englishc. 1150–1500sweren³‘to swear’
Middle Englishc. 1150–1500swerere⁴‘an individual who uses profanity or swear words’
Englishtodayswearer⁴

attested reconstructed ? uncertain or disputed deepest recorded ancestor

Lineage

Proto-Indo-Europeanc. 4500–2500 BCE*swer-1Wiktionary, Proto-Germanic *swarjaną‘to resound loudly, swear’reconstructed
Proto-Germanicc. 500 BCE–200 CE*swarjaną2Wiktionary, Middle English sweren‘to swear (an oath)’reconstructed
Proto-West Germanicc. 200–500 CE*swarjan2Wiktionary, Middle English sweren‘to swear’reconstructed
Old Englishc. 450–1150swerian2Wiktionary, Middle English sweren‘to swear’
Middle Englishc. 1150–1500sweren3Wiktionary, Middle English swerere‘to swear’
Middle Englishc. 1150–1500swerere4Wiktionary, English swearer‘an individual who uses profanity or swear words’
Englishtodayswearer4Wiktionary, English swearer

noun One who swears.

Sources: Wiktionary, “swearer”; the older steps come from the Wiktionary entries for Proto-Germanic *swarjaną, Middle English sweren, Middle English swerere. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.