Translation guide
A narrow, sharp mountain ridge resembling a knife edge. In Japanese, this is commonly expressed with specific mountaineering terms or descriptive phrases.
The speaker wants to refer to a thin, exposed ridge on a mountain that looks like the edge of a knife.
A direct loanword from English, commonly used among Japanese hikers and climbers. It is widely understood in outdoor contexts.
That mountain has a famous knife ridge.
Literally 'thin ridge', this is a standard Japanese mountaineering term for a narrow, exposed ridge. It is very natural and commonly used in hiking guides and conversation.
A descriptive phrase meaning 'a ridge like a blade'. It is less technical and can be used in casual conversation or writing.
Literally 'sword blade', sometimes used metaphorically for a very sharp ridge. More literary or dramatic in tone.
On a knife ridge, you need to be careful of slipping and falling.
That ridge is as sharp as a knife.
A ridgeline like a sword blade leading to the summit.