1. Not anticipated
   "unanticipated and disconcerting lines of development"
   - unforeseen, unlooked-for, out of the blue

See also: unexpected

• standing rib roast
• standing room
• standing stone
• standing wave
• Standish
• standoff
• standoffish
• standoffishly
• standoffishness
• standpat
• standpipe
• standpoint
• standstill
• standup comedian
• stane
• Stanford
• Stanford University
• Stanford White
• Stanford-Binet test
• stanhope
• stanhopea
• Stanislavsky
• Stanley
• Stanley Baldwin
• Stanley Frank Musial