chasm
https://gyazo.com/f8ee219ddb456495cbb9f6ab90044c2c
source: By Ryan Cash of Snowman - Ryan Cash of Snowman, via email, CC BY-SA 3.0
noun
a deep fissure in the earth, rock, or another surface:
(岩・地表などの)大きな切れ目, 亀裂, 谷間(gorge)
e.g. a chasm a mile long
e.g. figurative : he was engulfed in a chasm of despair.
a profound difference between people, viewpoints, feelings, etc.:
〖通例単数形で〗 «…間の» (意見・考えなどの)大きな隔たり, 食い違い «between»
e.g. the chasm between rich and poor.
ORIGIN
late 16th century (denoting an opening up of the sea or land, as in an earthquake): from Latin chasma, from Greek khasma ‘gaping hollow’.