adjective. Resembling a knife or its effects.

adjective. cutting or able to cut as if with a knife

adjective. painful as if caused by a sharp instrument

adjective. having a sharp or distinct edge

adjective. having or demonstrating ability to recognize or draw fine distinctions

"Police confiscated a "knifelike" weapon, but would not give more details about it."

distinct  perceptive  sharp  

lifelike  

dagger-like  daggerlike  gill-like  gluteal  knife-edged