frostweed
- n perennial of the eastern United States having early solitary yellow flowers followed by late petalless flowers; so-called because ice crystals form on it during first frosts
- n tall perennial herb having clusters of white flowers; the eastern United States
frostwort
- n perennial of the eastern United States having early solitary yellow flowers followed by late petalless flowers; so-called because ice crystals form on it during first frosts
froth
- n a mass of small bubbles formed in or on a liquid
- v become bubbly or frothy or foaming
The boiling soup was frothing - v make froth or foam and become bubbly
- v exude or expel foam
the angry man was frothing at the mouth