Standard Lemma guide

immaturely

adv · 3 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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  • /ɪməˈtjʊə(ɹ)li/

1

adv

Meaning 1

Giving an appearance of immaturity; childishly.

Definition source: English Wiktionary via Wiktextract

Examples

  • They may be approaching 40, but after three beers they are behaving as immaturely as any teenager.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adv

Meaning 2

Without having attained maturity.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adverb

Meaning 3

in an immature manner

Definition source: Princeton WordNet 3.0

Examples

  • his teenage son still behaves very immaturely

Meaning relationships

Synonyms: jejunely

Antonyms: maturely

History

Etymology

Etymology tree English immature Middle English -ly English -ly English immaturely From immature + -ly.