punch card vs Hollerith card

punch card and Hollerith card both are nouns.

Word	Noun	Adjective	Verb	Adverb
punch card	Yes	No	No	No
Hollerith card	Yes	No	No	No

As nouns, punch card and Hollerith card are synonyms defined as:

punch card and Hollerith card: a card on which data can be recorded in the form of punched holes

Other synonyms of punch card include punched card.

punch card (noun)	Hollerith card (noun)
a card on which data can be recorded in the form of punched holes	a card on which data can be recorded in the form of punched holes