COWHERBS
Scrabble letter values: C3O1W4H4E1R1B3S1 = 18
Definition
COWHERBS is the plural of COWHERB.
noun COWHERB: European annual with pale rose-colored flowers.
Synonyms of COWHERB: cow_cockle, Vaccaria_hispanica, Vaccaria_pyramidata, Saponaria_vaccaria