英:[ˌwɪtʃsəʊ'evə]
美:[ˌwɪtʃsoʊ'evə]
英:[ˌwɪtʃsəʊ'evə]
美:[ˌwɪtʃsoʊ'evə]
which·so·ev·er
wIch so e vr [or] hwIch so e vr
pronoun or adjective
whichever
… for he was either come post, or in the West Chester coach, I knew not which; but whichsoever it was, he would be sure to come to that house to meet me.—Daniel Defoe
The first known use of whichsoever was in the 15th century