Noun

• S: (n) intervention, interference (a policy of intervening in the affairs of other countries)
• S: (n) hindrance, hinderance, interference (the act of hindering or obstructing or impeding)
• S: (n) noise, interference, disturbance (electrical or acoustic activity that can disturb communication)
• S: (n) interference ((American football) blocking a player's path with your body) "he ran interference for the quarterback"
• S: (n) hindrance, hinderance, hitch, preventive, preventative, encumbrance, incumbrance, interference (any obstruction that impedes or is burdensome)