1. Someone who deliberately foments trouble
   "she was the instigator of their quarrel"
   - provoker, inciter, instigant, firebrand 
2. A person who initiates a course of action
   - initiator

Derived forms: instigators

See also: instigate

Type of: bad hat, leader, mischief-maker, trouble maker, troublemaker, troubler

Encyclopedia: Instigator

• immobilisation
• immobilise
• immobiliser
• immobilising
• immobility
• immobilization
• immobilize
• immobilizer
• immobilizing
• immoderate
• immoderately
• immoderateness
• immoderation
• immodest
• immodestly
• immodesty
• immolate
• immolation
• immolator
• immoral
• immorality
• immorally
• immortal
• immortalise
• immortality