verb / noun
glide
GLYDE/ɡlaɪd/
Smooth, continuous movement with little visible effort or power.
The swan glides across calm water, leaving a narrow wake.

Etymology
Old English glīdan already described smooth, easy movement, alongside slipping and sliding. The modern sense preserves that image of motion with little apparent effort.
In context
Gliding tree snakes can use their serpentine bodies to glide from tree to tree