A swinging lever, weighted at the lower end, for regulating the speed of a clock mechanism (noun)
Looking for the answer to the USA Today Rootonym clue “A swinging lever, weighted at the lower end, for regulating the speed of a clock mechanism (noun)”? The solution is PENDULUM, a 8-letter word built on the root PEND (“hang, weigh, pay”). It appeared in the October 20, 2026 (Tuesday) USA Today Rootonym. See the full puzzle for that day's other words.
In a sentence
Marny treasures the old grandfather clock with a large PENDULUM that moves rhythmically.
About this clue
The Rootonym clue “A swinging lever, weighted at the lower end, for regulating the speed of a clock mechanism (noun)” has the answer PENDULUM (8 letters), built on the root PEND, which means “hang, weigh, pay”. Browse the full October 20, 2026 Rootonym puzzle for the other three words, or see all Rootonym answers.