Enter a clue or pattern or both:
The Clue
Structures like the Washington Monument (8 letter answer)
The Answer
OBELISKS
Tags
Notes
The answer OBELISKS is so rare that it appears less than once every 2500 puzzles.
Definition
OBELISK as a noun:
1. a stone pillar having a rectangular cross section tapering towards a pyramidal top
2. (dagger, obelisk) = a character used in printing to indicate a cross reference or footnote