Standard Lemma guide

irresponsibleness

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The quality of being irresponsible.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a form of untrustworthiness; the trait of lacking a sense of responsibility and not feeling accountable for your actions

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: irresponsibility

Antonyms: responsibleness

Broader terms: untrustworthiness, untrustiness

Narrower terms: undependability, undependableness, unreliability, unreliableness, flightiness, arbitrariness, whimsicality, whimsy, whimsey, capriciousness, carefreeness

History

Etymology

From irresponsible + -ness.