Tro·as 
(trōăs′) also Tro·ad (-ăd′)
(trōăs′) also Tro·ad (-ăd′) An ancient region of northwest Asia Minor surrounding the city of Troy. It formed the setting for the events recounted in the Iliad.
- straight-arrow
- straightaway
- straight chain
- straightedge
- straightedged
- straighten
- straightener
- straighten out
- straight face
- straight-faced
- circumscriptive
- circumsolar
- circumspect
- circumspection
- circumspectly
- circumstance
- circumstantial
- circumstantial evidence
- circumstantiality
- circumstantially
- circumstantiate
- circumstantiation
- circumstellar
- circumterrestrial
- circumvallate