The following words share an unusual property. Can you determine what it is?

MIRE
REDO
FARE
SORE
TIRE
DODO
SOFA

HINT:
It has to do with music.

Answers:

Each word is composed of two tones from the diatonic scale (do, re, mi, fa, so, la, ti, do).

Credit: GAMES Magazine
December, 1991
Peter Kaplan
NOTEWORTHY WORDS