impromptu /im-prompˈtū/

1. Improvised, spontaneous, unrehearsed
2. Makeshift

1. Without preparation
2. On the spur of the moment

1. An extempore witticism or speech
2. An improvised composition
3. A musical composition with the character of an extemporization

• blew
• blewart
• blewarts
• blewits
• blewitses
• bley
• bleys
• blight
• blighted
• blighter
• blighters
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• blighting
• blightingly
• blightings
• blights
• blighty
• blimbing
• blimey
• blimp
• blimpish
• blimpishness
• blimpishnesses
• blimps
• blimy