NT

1. National Theatre (now known as RNT)
2. National Trust
3. New Testament
4. Northern Territory (Aust)
5. Northwest Territories (of Canada)
6. No trumps (cards)

-n't shortened (enclitic) form of not¹

• deviants
• deviate
• deviated
• deviates
• deviating
• deviation
• deviationism
• deviationisms
• deviationist
• deviationists
• deviation of the compass
• deviations
• deviator
• deviators
• deviatory
• device
• device driver
• device drivers
• deviceful
• devices
• devil
• devil a bit
• devil a one
• devil a thing
• devil-crab