Synonyms for Spy

Synonyms starting with letter I

• intelligencer
• infiltrator

  person, informer, stool pigeon
• informer

  stool pigeon
• inspect

  survey
• investigator

  person
• intelligence agent

  secret agent
• identify
• investigate
• informant
• intrude
• inquire

  survey, snoop
• intruder
• inside agent
• interloper
• interfere
• invader
• inquisitor
• interrogate
• inquisite
• impostor
• intriguer
• inspector
• inquirer
• intermediary
• internuncio
• incendiary
• instigator
• industrial spy

  secret agent
• inquire impertinently
• infiltrators
• investigators
• inside man
• investigating
• interviewer
• incognito
• intelligence
• interferer
• intermeddler
• intelligence officer