High Severity And Low Priority and High priority -Low severity

High Severity And Low Priority :- If there is an application if that application crashes after multiple use of any functionality.

Eg. :- save Button use 150 times then that application will crash

Means High Severity because application crashed but Low Priority because no need to debug right now you can debug it after some days.

High priority -Low severity - Wrong spelling in Company logos displayed in the application.