Enter a clue or pattern or both:
The Clue
Outer: Prefix (3 letter answer)
The Answer
EXO
Tags
Notes
The answer EXO is common and appears about once every 225 puzzles.
Related Clues
Outside: Prefix
Prefix with biology
Prefix with skeleton
Prefix for sphere
Prefix with sphere
Skeletal opening?
Skeleton opener
Skeleton starter
Skeleton's head?
Intro to biology?
Outer: Comb. form
Outside: Comb. form
Prefix meaning "outer"
Prefix with spore or sphere
Sphere or spore preceder