depthless

As adjectives the difference between depthless and superficial

is that depthless is having no depth, or having a depth that is impossible to determine while superficial is shallow, lacking substance.

As a noun superficial is

(chiefly in plural) a surface detail.

As adjectives the difference between depthless and deathless

is that depthless is having no depth, or having a depth that is impossible to determine while deathless is undying or immortal.

As a noun terms

is .

As an adjective depthless is

having no depth, or having a depth that is impossible to determine.

As a noun depth

is the vertical distance below a surface; the degree to which something is deep.

As an adjective depthless is

having no depth, or having a depth that is impossible to determine.