Wordnet 3.0
NOUN (1)
1.
perennial herbs of Europe and Iran;
make rapidly growing groundcover for shaded areas;
[syn: comfrey, cumfrey]
The Collaborative International Dictionary of English v.0.48:
Cumfrey \Cum"frey\ (k?m"fr?), n. (Bot.)
See Comfrey.
[1913 Webster]