souren

verb

souren

verb

Etymology From sour + -en.

1

Ambitransitive, Obsolete To make or become sour.

But now that peoples ^([sic]) minds began to souren against the government, there hapen'd an accident which encreas'd that distemper to a great degree.1816, James Stanier Clarke, The Life of James the Second King of England Etc, page 119:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.