Enter a clue or pattern or both:
The Clue
Vibrate, as with heat waves (7 letter answer)
The Answer
SHIMMER
Tags
Notes
The answer SHIMMER is so rare that it appears less than once every 2500 puzzles.
Definition
SHIMMER as a noun:
1. (shimmer, play) = a weak and tremulous light; "the shimmer of colors on iridescent feathers"; "the play of light on the water"
SHIMMER as a verb:
1. shine with a weak or fitful light; "Beech leaves shimmered in the moonlight"
2. give off a shimmering reflection, as of silk