som·ni·fa·cient 
(sŏm′nə-fāshənt)
(sŏm′nə-fāshənt)adj.
Tending to produce sleep; hypnotic.
som′ni·facient n.
- incontrovertible
- incontrovertibleness
- incontrovertibly
- inconvenience
- inconvenient
- inconveniently
- inconvertibility
- inconvertible
- inconvertibleness
- inconvertibly
- inconvincible
- incoordinate
- incoordinately
- incoordination
- incorporable
- incorporate
- incorporated
- incorporation
- incorporative
- incorporator
- incorporeal
- incorporeality
- incorporeally
- incorporeity
- incorrect