I. pronoun Date: 13th century that with or by which, II. adverb Date: 13th century with what , III. conjunction Date: 14th century with or by means of which
WHEREWITH
Meaning of WHEREWITH in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012