intermeddle

verb

1. (obsolete, transitive)To mix, mingle together.
2. (obsolete, reflexive)To get mixed up (with).
3. (intransitive)To butt in, to interfere in or with.

   “The practice of Spain hath been, […]by war[…] and […]by conditions of treaty, to intermeddle with foreign states.”

   “I must desire all those critics to mind their own business, and not to intermeddle with affairs or works which no ways concern them; for till they produce the authority by which they are constituted judges, I shall not plead to their jurisdiction.”