Pronunciation: /ˈtʃaɪldɪʃnəs/
noun a state or quality of being childlike or immature
A1 His childishness often gets him into trouble.
A2 She couldn't stand his childishness any longer.
B1 The teacher addressed the issue of childishness in the classroom.
B2 His childishness was seen as a hindrance to his professional development.
C1 The psychologist delved into the root causes of his childishness.
C2 Her childishness was a facade to hide her insecurities.
formal The childishness displayed by the CEO during the meeting was unprofessional.
informal Stop with the childishness and act like an adult for once.
slang His constant childishness is really starting to annoy me.
figurative The childishness of their behavior was like a dark cloud hanging over the group.
childishnesses
more childish
most childish
is childish
will be childish
has been childish
is being childish
childishness
childish
to be childish
being childish
childish