puerileness
The quality of being puerileThe quality of being puerile; puerility.
Meaning
1 senses(uncountable)The quality of being puerile; puerility.
Origin
From puerile + -ness.From puerile + -ness.
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Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable