an·ti·pe·ri·od·ic 
(ăn′tē-pîr′ē-ŏdĭk, ăn′tī-)
(ăn′tē-pîr′ē-ŏdĭk, ăn′tī-)adj.
Preventing regular recurrence of the symptoms of a disease, as in malaria.
an′ti·pe′ri·odic n.
- unimpeachable
- unimpeachably
- unimportance
- unimportant
- unimproved
- uninformative
- uninformatively
- uninformed
- uninhabitability
- uninhabitable
- uninhabited
- uninhibited
- uninhibitedly
- uninhibitedness
- uninitiated
- uninspired
- uninstall
- uninsurability
- uninsurable
- uninsured
- unintelligence
- unintelligent
- unintelligently
- unintelligibility
- unintelligible