Since about 1840 it seems: https://books.google.com/ngrams/graph?content=Enragement&year_start=1800&year_end=2019&corpus=en-2019&smoothing=3 https://books.googl

Since about 1840 it seems: https://books.google.com/ngrams/graph?content=Enragement&year_start=1800&year_end=2019&corpus=en-2019&smoothing=3 https://books.google.com/ngrams/graph?content=Enragement&yea...