Apical and Knife-edged

Apical adjective - Situated at an apex.

Knife-edged and apical are semantically related in sharp topic. In some cases you can use "Knife-edged" instead an adjective "Apical", when it comes to topics like knifelike.

Apical and knife-edged are semantically related in sharp topic. You can use "Apical" instead an adjective phrase "Knife-edged", if it concerns topics such as knifelike.