Are there strange entities observing us and interfering with us?
"You could say you want to count the pencils in their office and they'll say you're interfering with the money supply," he said.
And the plodding pace of the French justice system has a way of interfering with career plans, no matter what the ultimate ruling.
mid-15c., "to strike against," from Middle French enterferer "to strike each other," from entre- "between" (see entre-) + ferir "to strike," from Latin ferire "to knock, strike," related to Latin forare "to bore, pierce" (see bore (v.), and cf. punch (v.), which has both the senses "to hit" and "to make a hole in"). Figurative sense of "to meddle with, oppose unrightfully" is from 1630s. Related: Interfered; interfering.