To move with a wavelike motion with smooth rising and falling (verb)
USA Today Rootonym clue · 8 letters · last seen August 21, 2026
Answer
UNDULATE
The Root
UNDmeans “wave, flow, overflow”
In a sentence: Whale watchers will observe antics of these mammals as they UNDULATE in the ocean.
About this clue
The Rootonym clue “To move with a wavelike motion with smooth rising and falling (verb)” has the answer UNDULATE (8 letters), built on the root UND, which means “wave, flow, overflow”. See the full August 21, 2026 Rootonym puzzle for the other three words, or browse all Rootonym answers.