un·pre·med·i·tat·ed 
(ŭn′prĭ-mĕdĭ-tā′tĭd)
(ŭn′prĭ-mĕdĭ-tā′tĭd)adj.
Not planned or thought out in advance: an unpremeditated crime.
- obscureness
- obscurity
- obsequious
- obsequiously
- obsequiousness
- obsequy
- observable
- observably
- observance
- observant
- observantly
- observation
- observational
- observationally
- observatory
- observe
- observer
- observingly
- obsess
- obsession
- obsessional
- obsessionally
- obsessive
- obsessive-compulsive
- obsessive-compulsive disorder