coltsfoot

From Middle English coltisfote, coltys fot, equivalent to colt +‎ -s- +‎ foot.

coltsfoot (countable and uncountable, plural coltsfoots or coltsfeet)

1. An herbaceous plant, species Tussilago farfara, that grows in Europe and the Middle East; yellow coltsfoot.
   • 2016, Sarah Perry, The Essex Serpent, Serpentʼs Tail (2017), page 179:

     The russet cliffs are wetted by a beck, and where the water runs, yellow coltsfoot grows.

2. Various flowering plants in the genus Petasites native to Europe or Asia.
3. Homogyne alpina (alpine coltsfoot or purple colt's-foot).

• sweet coltsfoot
• yellow coltsfoot