prunella

noun

pru·​nel·​la prü-ˈne-lə 

variants or less commonly prunelle

prü-ˈnel 

1

: a twilled woolen dress fabric

2

: a heavy woolen fabric used for the uppers of shoes

Word History

Etymology

French prunelle, literally, sloe, from diminutive of prune plum

First Known Use

1670, in the meaning defined at sense 1