passado vs knife thrust

passado and knife thrust both are nouns.

Word	Noun	Adjective	Verb	Adverb
passado	Yes	No	No	No
knife thrust	Yes	No	No	No

As nouns, knife thrust is a hypernym of passado; that is, knife thrust is a word with a broader meaning than passado:

passado: (fencing) an attacking thrust made with one foot forward and the back leg straight and with the sword arm outstretched forward
knife thrust: a strong blow with a knife or other sharp pointed instrument

Other hypernyms of passado include stab, thrust.

passado (noun)	knife thrust (noun)
(fencing) an attacking thrust made with one foot forward and the back leg straight and with the sword arm outstretched forward	a strong blow with a knife or other sharp pointed instrument