interference (n.)

• amplitude
• antagonism
• antinode
• antipathy
• arrest
• atmospherics
• backlash
• blaring
• block
• blockage
• blocking
• check
• closure
• collision
• conflict
• confutation
• constriction
• contradiction
• contrariety
• counteraction
• cramp
• crankiness
• crawling
• creeping
• crest
• crotchetiness
• delay
• detainment
• detention
• difficulty
• diffraction
• dissent
• drift
• encroachment
• encumbrance
• entrance
• entrenchment
• fading
• fixation
• frequency
• friction
• frustration
• handicap
• hindrance
• hitch
• holdup
• impedance
• impediment
• impingement
• imposition
• incursion
• infiltration
• influx
• infringement
• inhibition
• injection
• inroad
• insinuation
• intercession
• interjection
• interposition
• interruption
• intervention
• intrusion
• invasion
• irruption
• kick
• let
• light
• meddling
• negativism
• node
• noise
• nonconformity
• obstruction
• obstructionism
• occlusion
• opposition
• period
• perverseness
• ray
• reaction
• recalcitrance
• reception
• recoil
• reinforcement
• repercussion
• repression
• repugnance
• resistance
• resonance
• restraint
• restriction
• retardation
• revolt
• setback
• snag
• squeeze
• static
• stranglehold
• stricture
• suppression
• trespass
• trough
• wave
• wavelength