-cide-cide /saɪd/ suffix [in nouns] 
another form of the suffix -icide: 
genocide (=killing a whole race of people)—-cidal [in adjectives]—-cidally [in adverbs]
another form of the suffix -icide: genocide (=killing a whole race of people)—-cidal [in adjectives]—-cidally [in adverbs]- Immigration and Naturalization Service
- imminence
- imminent
- imminently
- immobile
- immobility
- immobilization
- immobilize
- immobilizer
- immoderate
- immoderately
- immodest
- immodestly
- immodesty
- immolate
- immolation
- immoral
- immorality
- immorally
- immortal
- immortality
- immortalize
- Immortal Memory, The
- immovable
- immovably