toothwort n North American herb with pungent scaly or toothed roots Usage(s) The list of edible weeds was enthusiastically expanded: milkweed, stinging nettle, amaranth pigweed, sow thistle, skunk cabbage ("cooking reduces offen-siveness"), toothwort, hog . Synonym(s) crinkleroot crinkle-root crinkle root pepper root Cardamine diphylla Dentaria diphylla