supersecret
adjective
su·per·se·cret ˌsü-pər-ˈsē-krət 
: extremely secret, private, or confidential
a supersecret government agency
Word History
First Known Use
1891, in the meaning defined above
- stop bud
- stop by
- stop by or in
- stop card
- stop clock
- stop dead in one's tracks
- stop down
- stop drill
- stop fluting
- stop gage
- stop in
- stop in her tracks
- stop in his tracks
- stop in one's tracks
- stop knob
- stop log
- stop net
- stop netting
- stop nut
- stop off
- stop order
- stop out
- stop over
- stop payment
- stop plank