Too extraordinary or improbable to be believed; astonishing (adjective)
USA Today Rootonym clue · 10 letters · last seen September 3, 2026
Answer
INCREDIBLE
The Root
CREDmeans “believe”
In a sentence: Californians mostly enjoy INCREDIBLE weather that permits multiple outdoor activities all year.
About this clue
The Rootonym clue “Too extraordinary or improbable to be believed; astonishing (adjective)” has the answer INCREDIBLE (10 letters), built on the root CRED, which means “believe”. See the full September 3, 2026 Rootonym puzzle for the other three words, or browse all Rootonym answers.