https://eo.wiktionary.org/wiki/puero
puero - Vikivortaro
vikivortaro
https://digitalcommons.unl.edu/midwestqtrly/12/
"Puero Reverentia" by Philo M. Buck, Jr.
"The kindergarten is no longer an experiment. Critics may say what they will about its being a waste of time, an opportunity to play under unnatural...
philobuckjr