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Synonyms of 'childish'

childish

Explore 'childish' in the dictionary
1 (adjective) 
Definition
of or like a child
One of his most appealing qualities is his childish enthusiasm.
Synonyms
youthful
youthful enthusiasm and high spirits
young
I was still too young to understand what was going on.
boyish or girlish
2 (adjective) 
Definition
immature or silly
I've never seen such selfish and childish behaviour.
Synonyms
immature
You're just being childish and immature.
silly
That's a silly thing to say.
juvenile
a scheme to rehibilitate persistent juvenile offenders
foolish
It would be foolish to raise hopes unnecessarily.
trifling
The guests had each paid £250, no trifling sum.
frivolous
I was a bit too frivolous to be a doctor.
infantile
This kind of humour is infantile and boring.
puerile
puerile schoolboy humour
Opposites
adult
,
mature
,
sophisticated
,
sensible
,
grown-up
,
manly or womanly
Copyright © 2016 by HarperCollins Publishers. All rights reserved.

Additional synonyms

in the sense of foolish
Definition
very silly, unwise, or absurd
It would be foolish to raise hopes unnecessarily.
Synonyms
unwise,
silly,
absurd,
rash,
unreasonable,
senseless,
short-sighted,
ill-advised,
foolhardy,
nonsensical,
inane,
indiscreet,
ill-judged,
ill-considered,
imprudent,
unintelligent,
asinine,
injudicious,
incautious
in the sense of frivolous
Definition
not serious or sensible in content, attitude, or behaviour
I was a bit too frivolous to be a doctor.
Synonyms
flippant,
foolish,
dizzy (informal),
superficial,
silly,
flip (informal),
juvenile,
idle,
childish,
giddy,
puerile,
flighty,
ill-considered,
empty-headed,
light-hearted,
nonserious,
light-minded,
ditzy or ditsy (slang)
in the sense of infantile
Definition
childishly immature
This kind of humour is infantile and boring.
Synonyms
childish,
immature,
puerile,
babyish,
young,
weak

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childish

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Browse alphabetically
childish

  • child
  • childbirth
  • childhood
  • childish
  • childlike
  • chill
  • chill out

  • All ENGLISH synonyms that begin with 'C'

Source

Thesaurus for childish from the Collins English Thesaurus
1 2
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Question: 1
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great or large?

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large
great
She made a very   amount of money.

big or large?

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large
big
They export   quantities of corn.

brand or make?

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make
brand
This is a very popular   of bike.

anniversary or birthday?

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On my twentieth anniversary I received a letter from my aunt in Canada. On my twentieth birthday I received a letter from my aunt in Canada.

able or capable?

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able
capable
He was   to climb over the fence.
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Sep 02, 2021
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a carnival
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waive or wave?

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wave
waive
The crowd started to   flags and applaud loudly.

read or reed?

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She was standing in front of a read bed on the far side of the lake. She was standing in front of a reed bed on the far side of the lake.

cellar or seller?

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seller
cellar
Our biggest   is a long tailored dress.

stair or stare?

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Julie gave him a long, cold stair. Julie gave him a long, cold stare.

stalk or stork?

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I used to think that a stalk delivered babies. I used to think that a stork delivered babies.
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Updating our Usage
There are many diverse influences on the way that English is used across the world today. We look at some of the ways in which the language is changing. Read our series of blogs to find out more. October 30, 2020 Read more
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