It is time you left off your childish ways.
Source: tatoeba (31364)
Childish
//ˈt͡ʃaɪldɪʃ//
Synonyms for "childish" (139 found)
Ranked by relevance and common usage.
Closest matches (28)
Strong matches (42)
Related words (69)
Adjective(43 words)
immatureinfantileinfantinejolterheadedjuvenilekiddishlacklusterlactifluouslumpishlunkheadedmeatheadedmentally challengedmilkymuttonheadednittynumbskulledpeabrainedpudding-headedpuerilepurblind
Show 23 more words
inexperiencedinfantinejuvenilekiddishmadmaidenmaidenlymoronicnaivepuplikepuppyishpuppylikeretardedsenilesillysimpleslowsophomoricunderdevelopedundeveloped
Show 5 more words
Adjective(1 words)
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
More general
3 entriesMore specific
3 entriesAntonyms
1 entriesSynonyms
2 entriesRelated terms
1 entriesderived
4 entriesderived from
1 entriesrelated to
3 entriessimilar
2 entriesTranslations
120 translations across 53 languages.
Aghwan
1 entries- 𐕘𐔰𐕙𐔴𐕒𐕡𐕎𐕒𐕡𐕎 adj (behaving immaturely)
Ancient Greek
1 entries- παιδικός adj (belonging to or suitable for a child)
Arabic
2 entries- طُفُولِيّ adj (behaving immaturely)
- طُفُولِيّ adj (belonging to or suitable for a child)
Armenian
4 entries- երեխայական adj (behaving immaturely)
- մանկական adj (behaving immaturely)
- մանկական adj (belonging to or suitable for a child)
- տհաս adj (behaving immaturely)
Belarusian
3 entries- дзіця́чы adj (behaving immaturely)
- дзіця́чы adj (belonging to or suitable for a child)
- інфанты́льны adj (behaving immaturely)
Bulgarian
4 entries- бебешки adj (belonging to or suitable for a child)
- детински adj (behaving immaturely)
- детски adj (belonging to or suitable for a child)
- инфантилен adj (behaving immaturely)
Cebuano
1 entries- bataot adj (behaving immaturely)
Chinese Mandarin
2 entries- 孩子氣 /孩子气 adj (behaving immaturely)
- 幼稚 adj (behaving immaturely)
Czech
1 entries- dětinský adj (behaving immaturely)
Dutch
3 entries- infantiel adj (behaving immaturely)
- kinderachtig adj (behaving immaturely)
- kinderlijk adj (belonging to or suitable for a child)
Esperanto
2 entries- infana adj (belonging to or suitable for a child)
- infanaĵa adj (behaving immaturely)
Estonian
1 entries- lapsik adj (behaving immaturely)
Finnish
3 entries- lapsellinen adj (behaving immaturely)
- lapsenomainen adj (belonging to or suitable for a child)
- lapsi adj (belonging to or suitable for a child)
French
4 entries- enfantin adj (belonging to or suitable for a child)
- gamin adj (behaving immaturely)
- puéril adj (behaving immaturely)
- puéril adj (belonging to or suitable for a child)
German
3 entries- kindgerecht adj (belonging to or suitable for a child)
- kindisch adj (behaving immaturely)
- kindlich adj (belonging to or suitable for a child)
Gothic
1 entries- 𐌱𐌰𐍂𐌽𐌹𐍃𐌺𐍃 adj (belonging to or suitable for a child)
Greek
3 entries- παιδαριώδης adj (behaving immaturely)
- παιδιάστικος adj (behaving immaturely)
- παιδικός adj (belonging to or suitable for a child)
Hebrew
2 entries- ילדותי adj (behaving immaturely)
- ילדותי adj (belonging to or suitable for a child)
Hungarian
3 entries- gyerek adj (belonging to or suitable for a child)
- gyerekes adj (behaving immaturely)
- gyerekes adj (belonging to or suitable for a child)
Icelandic
2 entries- barnalegur adj (behaving immaturely)
- barnslegur adj (belonging to or suitable for a child)
Ido
3 entries- puerala adj (behaving immaturely)
- puerala adj (belonging to or suitable for a child)
- pueratra adj (behaving immaturely)
Indonesian
1 entries- kekanak-kanakan adj (behaving immaturely)
Irish
3 entries- leanbaí adj (behaving immaturely)
- páistiúil adj (behaving immaturely)
- páistiúil adj (belonging to or suitable for a child)
Italian
3 entries- bambinesco adj (behaving immaturely)
- infantile adj (behaving immaturely)
- puerile adj (behaving immaturely)
Jamaican Creole
1 entries- fi pickney adj (belonging to or suitable for a child)
Japanese
4 entries- 子供じみた adj (behaving immaturely)
- 子供っぽい adj (behaving immaturely)
- 子供向き adj (belonging to or suitable for a child)
- 幼稚 adj (behaving immaturely)
Khmer
1 entries- ង៉ែត adj (behaving immaturely)
Latin
2 entries- puerīlis adj (behaving immaturely)
- puerīlis adj (belonging to or suitable for a child)
Lithuanian
2 entries- vaikiškas adj (behaving immaturely)
- vaikiškas adj (belonging to or suitable for a child)
Lower Sorbian
1 entries- źiśecy adj (behaving immaturely)
Luxembourgish
1 entries- kannereg adj (belonging to or suitable for a child)
Macedonian
3 entries- детинест adj (behaving immaturely)
- детински adj (behaving immaturely)
- детски adj (belonging to or suitable for a child)
Malayalam
2 entries- ബാലിശ adj (behaving immaturely)
- ബാലിശമായ adj (behaving immaturely)
Manchu
1 entries- ᠵᡠᠰᡝᡴᡳ adj (behaving immaturely)
Middle English
2 entries- childissh adj (behaving immaturely)
- childissh adj (belonging to or suitable for a child)
Māori
1 entries- ngākau pāpaku adj (behaving immaturely)
Norwegian Bokmål
1 entries- barnslig adj (behaving immaturely)
Norwegian Nynorsk
1 entries- barnsleg adj (behaving immaturely)
Old English
2 entries- ċildisċ adj (behaving immaturely)
- ċildisċ adj (belonging to or suitable for a child)
Old Norse
2 entries- bernskligr adj (behaving immaturely)
- bernskr adj (behaving immaturely)
Persian
2 entries- بچهگانه adj (behaving immaturely)
- بچهگانه adj (belonging to or suitable for a child)
Polish
3 entries- dziecinny adj (behaving immaturely)
- dziecięcy adj (belonging to or suitable for a child)
- infantylny adj (behaving immaturely)
Portuguese
3 entries- imaturo adj (behaving immaturely)
- infantil adj (behaving immaturely)
- infantil adj (belonging to or suitable for a child)
Romanian
4 entries- copilăros adj (behaving immaturely)
- imatur adj (behaving immaturely)
- infantil adj (behaving immaturely)
- pueril adj (behaving immaturely)
Russian
4 entries- де́тский adj (behaving immaturely)
- де́тский adj (belonging to or suitable for a child)
- инфанти́льный adj (behaving immaturely)
- ребя́ческий adj (behaving immaturely)
Slovene
1 entries- otróčji adj (behaving immaturely)
Spanish
4 entries- aniñado adj (behaving immaturely)
- infantil adj (behaving immaturely)
- infantil adj (belonging to or suitable for a child)
- infantiloide adj (behaving immaturely)
Swedish
3 entries- barnslig adj (behaving immaturely)
- barnslig adj (belonging to or suitable for a child)
- pueril adj (behaving immaturely)
Tagalog
1 entries- isip-bata adj (behaving immaturely)
Tausug
1 entries- laas sayng adj (behaving immaturely)
Turkish
2 entries- çocuksu adj (behaving immaturely)
- çocuğumsu adj (behaving immaturely)
Ukrainian
4 entries- дитиня́чий adj (behaving immaturely)
- дитя́чий adj (behaving immaturely)
- дитя́чий adj (belonging to or suitable for a child)
- інфанти́льний adj (behaving immaturely)
Welsh
1 entries- plentynnaidd adj (behaving immaturely)
Sample sentences
14 total sentences available.
Peter was fed up with childish girls.
Source: tatoeba (34879)
Peter was fed up with childish girls and wanted to meet a really mature woman.
Source: tatoeba (34880)
Such a childish plan is bound to fail.
Source: tatoeba (41368)
Showing 4 of 14 available sentences.
Keep exploring
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.