Enter a clue or pattern or both:
The Clue
Variable, as a nova (10 letter answer)
The Answer
INCONSTANT
Tags
Notes
The answer INCONSTANT is so rare that it appears less than once every 2900 puzzles.
Related Clues
Fickle
Irregular
Variable
Definition
INCONSTANT as an adjective:
1. likely to change frequently often without apparent or cogent reason; variable; "inconstant affections"; "an inconstant lover"; "swear not by...the inconstant moon"- Shakespeare