swap·tion 
(swŏpshən)
(swŏpshən)n.
An option giving the buyer the right to enter into a swap agreement by a specified date.
[Blend of SWAP and OPTION.]
- the royal road
- Thes.
- "the Sailor King."
- thesaurus
- "the Say Hey Kid."
- "the Scourge of the Gods."
- these
- Thesean
- these days
- "the Seraphic Doctor."
- Theseus
- the shirt off back
- the shirt off (one's) back
- the shirt off one's back
- the shoe is on the other foot
- the short end of the stick
- "the Silurist."
- thesis
- thespian
- Thespis
- Thessalian
- Thessalonian
- Thessalonians
- Thessalonica
- Thessaloníki