regularize

verb

to make regular

Wiktionary

Pronunciation: /ˈɹɛɡjəlɚaɪz/

verb

Etymology: Etymology tree English regular Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō)bor. Late Latin -izōder. Middle French -iserbor. Middle English -isen English -ize English regularize From regular + -ize.

To make regular.
“Regularizing spelling was an important step in the advancement of literary society.”