1. With little or no preparation or forethought
   "an extempore skit"
   - ad-lib, extemporaneous, extemporary, impromptu, offhand, offhanded, off-the-cuff, unrehearsed

1. Without prior preparation
   - extemporaneously, extemporarily

1. Without preparation
   - off-hand

See also: unprepared

Encyclopedia: Ex tempore

• cognitive content
• cognitive factor
• cognitive neuroscience
• cognitive neuroscientist
• cognitive operation
• cognitive process
• cognitive psychology
• cognitive science
• cognitive scientist
• cognitive semantics
• cognitive state
• cognitively
• cognizable
• cognizance
• cognizant
• cognize
• cognomen
• cognominal
• cognoscente
• cognoscible
• cognoscitive
• cognovit
• cognovit judgement
• cognovit judgment
• cogwheel