knife thrust vs passado

knife thrust and passado both are nouns.

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

As nouns, passado is a hyponym of knife thrust; that is, passado is a word with a more specific, narrower meaning than knife thrust:

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

Other hyponyms of knife thrust include lunge, straight thrust, remise.

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