depthless

/ˈdɛpθləs/
adjective
  1. Having no depth; extremely shallow.
    • The puddle was depthless, barely covering the tips of my shoes.
    • The artist painted a depthless background that looked flat and two-dimensional.
    • They waded in the depthless stream, the water only ankle-high.
  2. Lacking depth of meaning, emotion, or thought; superficial.
    • She gave a depthless apology that didn't address the real problem.
    • His depthless comments about the movie showed he hadn't really understood it.
    • The novel's characters felt depthless and uninteresting.
Antonyms
What does "depthless" mean? | whatsthatwordmean | whatsthatwordmean