Words with the prefix -im:
- immaterial
- immature
- immobile
- immortal
- impartial
- imperfect
- impossible
- impractical
- improper
Words with the prefix -in:
- inaccurate
- inactive
- incalculable
- incapable
- incapacitate
- inconceivable
- indescribable
- indiscriminate
- indivisible
- ineffective
- ingrown
- invisible
- involuntary
