tomatillo vs ground cherry

tomatillo and ground cherry both are nouns.

Word	Noun	Adjective	Verb	Adverb
tomatillo	Yes	No	No	No
ground cherry	Yes	No	No	No

As nouns, ground cherry is a hypernym of tomatillo; that is, ground cherry is a word with a broader meaning than tomatillo:

tomatillo: annual of Mexico and southern United States having edible purplish viscid fruit resembling small tomatoes
ground cherry: any of numerous cosmopolitan annual or perennial herbs of the genus Physalis bearing edible fleshy berries enclosed in a bladderlike husk; some cultivated for their flowers

Other hypernyms of tomatillo include husk tomato.

As nouns, ground cherry is a hypernym of tomatillo; that is, ground cherry is a word with a broader meaning than tomatillo:

tomatillo: Mexican annual naturalized in eastern North America having yellow to purple edible fruit resembling small tomatoes
ground cherry: any of numerous cosmopolitan annual or perennial herbs of the genus Physalis bearing edible fleshy berries enclosed in a bladderlike husk; some cultivated for their flowers

Other hypernyms of tomatillo include husk tomato.

tomatillo (noun)	ground cherry (noun)
small edible yellow to purple tomato-like fruit enclosed in a bladderlike husk	any of numerous cosmopolitan annual or perennial herbs of the genus Physalis bearing edible fleshy berries enclosed in a bladderlike husk; some cultivated for their flowers
annual of Mexico and southern United States having edible purplish viscid fruit resembling small tomatoes
Mexican annual naturalized in eastern North America having yellow to purple edible fruit resembling small tomatoes