oneroso.
onerous
Meaning & usage
onerous
Where this word comes from
Etymology tree Proto-Indo-European *h₃en(H)- Proto-Indo-European *-os Proto-Indo-European *h₃én(H)os Proto-Italic *onos Latin onus Proto-Indo-European *h₃ed- Proto-Indo-European *-os Proto-Indo-European *h₃édosder.? Proto-Italic *-ŏ̄dsos? Old Latin -ōssus Latin -ōsus Latin onerōsusbor. Spanish oneroso Borrowed from Latin onerōsus.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.