The word "heavy"
Ton. Cause forwards it is heavy (ton is heavy) and backwards it's "not" not backwards is "ton" :dddddddddddddddddddd
A ton, backwards it's "not"
a ton. ton is "not" backwards get it?
A TON. Ton is "not" backwards. See?
forward and backwards
a very large rock going uphill
Blepharisma move in spirals (360 spin). they also move backwards and forward.
Tug of war