chas·ten 
/ˈtʃeɪsn̩/ verb
chas·tens; chas·tened; chas·ten·ing /ˈtʃeɪsn̩/ verb [+ obj] : to cause (someone) to feel sad or embarrassed about something that has happened — usually used as (be) chastened ▪ He was chastened [=humbled] by his team's defeat.
— chastening adjective [more chastening; most chastening]
▪ Having her proposal criticized was a chastening [=humbling] experience.
▪ Having her proposal criticized was a chastening [=humbling] experience.
