unfathomless

proscribed

(proscribed) fathomless

Japanese Meaning

計り知れない / 底知れない

She stood at the cliff's edge, staring into the unfathomless depths of the ocean below.

彼女は崖の縁に立ち、眼下に広がる海の底知れない深みを見つめていた。

Sense（1）

(proscribed) fathomless

I painted myself an admirer of all that was strong: a rocky mountain, an unfathomless abyss, […]

more unfathomless

（ comparative ）

most unfathomless

（ superlative ）