depthless

English

Etymology tree

English depth

Proto-Indo-European *lewh₁-

Proto-Indo-European *lewHs-der.

Proto-Germanic *leusaną

Proto-Germanic *lausaz

Proto-Germanic *-lausaz

Proto-West Germanic *-laus

Old English -lēas

Middle English -les

English -less

English depthless

From depth + -less.

depthless (not comparable)

Having no depth, or having a depth that is impossible to determine; immeasurably deep.
- 2007 October 19, Holland Cotter, “King-Size Stories, Woven for the Ages”, in New York Times‎^[1]:
  The result is not an image of the natural world in a tapestry but a depiction of nature as a tapestry: a splendid, impenetrable, depthless screen of shivering pixels.