| moon(noun, time, period, era, epoch) |
| or(noun, time, period, era, epoch) |
| period(noun, time, era, epoch) |
| rocket plane(noun, airplane, aeroplane, airliner, airbus) |
| sailplane(noun, airplane, aeroplane, airliner, airbus) |
| seaplane(noun, airplane, aeroplane, airliner, airbus) |
| ship(noun, airplane, aeroplane, airliner, airbus) |
| space(noun, time, period, era, epoch) |
| span(noun, time, period, era, epoch) |
| spell(noun, time, period, era, epoch) |
| stretch(noun, time, period, era, epoch) |
| superjet(noun, airplane, aeroplane, airliner, airbus) |
| supersonic(noun, airplane, aeroplane, airliner, airbus) |
| supersonic transport(noun, airplane, aeroplane, airliner, airbus) |
| tanker(noun, airplane, aeroplane, airliner, airbus) |
| tilt-rotor(noun, airplane, aeroplane, airliner, airbus) |
| time(noun, period, era, epoch) |
| torpedo bomber(noun, airplane, aeroplane, airliner, airbus) |
| torpedo plane(noun, airplane, aeroplane, airliner, airbus) |
| towplane(noun, airplane, aeroplane, airliner, airbus) |