sat·urn·ism 
(sătər-nĭz′əm)
(sătər-nĭz′əm)n.
See lead poisoning.
[From saturn, lead (obsolete), with which alchemists associated the planet Saturn.]
- impenetrable
- impenetrableness
- impenetrably
- impenitence
- impenitent
- impenitently
- imperative
- imperatively
- imperativeness
- imperator
- imperatorial
- imperceptibility
- imperceptible
- imperceptibleness
- imperceptibly
- imperceptive
- imperceptiveness
- imperceptivity
- impercipient
- imperfect
- imperfect fungus
- imperfection
- imperfective
- imperfectly
- imperfectness