inertia.
ignorance; inactivity; laziness, idleness, sloth;
Meaning & usage
want of art or skill, unskillfulness, ignorance
inactivity, idleness, laziness, indolence
Where this word comes from
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in- Proto-Indo-European *h₂er- Proto-Indo-European *h₂értis Proto-Italic *artis Latin ars Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ia Latin inertia From in- + ars (“art, skill”) + -ia.
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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.