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childish adjective

  /ˈt͡ʃaɪldɪʃ/
  • Immature in thought or behaviour.
 puerile, infantile, bambinesco

childishness noun

  /ˈt͡ʃaɪld.ɪʃ.nəs/ , /ˈt͡ʃaːld.ɪʃ.nəs/ , /ˈt͡ʃaːld.ɪʃ.nɪs/
  • (countable) Childish behaviour.
 bambinata
be childish
bambineggiare
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