cardstock

noun

card·​stock ˈkärd-ˌstäk 

variants or card stock

plural cardstock or cardstocks or card stock or card stocks

: a thick durable paper (as one used for greeting cards, invitations, menus, or business cards)

The unit can handle transparencies, labels, cardstock, envelopes and Web pages from the Internet as well.

—Digital Imaging

Architectural printing often requires different media types, ranging from thick card stocks to glossy-finish papers …

—Henry Jackson

Spooky card stock spiderwebs hang from up above …

—Martha Stewart Living

Word History

Etymology

card entry 1 + stock entry 1

First Known Use

1840, in the meaning defined above