IPA: /ˈpjʊə.rɪl.ɪ.ti/
KK: /ˈpjʊə.rɪl.ɪ.ti/
The state or quality of being childish or immature.
His puerility was evident in the way he reacted to criticism.
Puerility → It is formed from "puer" (meaning boy or child) and the suffix "-ity" (meaning the state or condition of). The word "puerility" refers to the state or condition of being childish or immature.
Think of 'puer' meaning 'child' — this helps you remember that 'puerility' refers to the state of being childish.