Crossroads and Crux

Crossroads noun - A crisis situation or point in time when a critical decision must be made.

Crux and crossroads are semantically related. In some cases you can use "Crux" instead a noun "Crossroads".

Crux noun - The central part or aspect of something under consideration.

Crossroads and crux are semantically related. Sometimes you can use "Crossroads" instead a noun "Crux".