• noun
• synonym
• antonym

• adder's fern (noun)
  1. mat-forming lithophytic or terrestrial fern with creeping rootstocks and large pinnatifid fronds found throughout North America and Europe and Africa and east Asia
• adder's tongue (noun)
  1. ferns with fertile spikes shaped like a snake's tongue
• adder's tongue fern (noun)
  1. ferns with fertile spikes shaped like a snake's tongue
• banded adder (noun)
  1. sluggish krait banded with black and yellow
• checkered adder (noun)
  1. nonvenomous tan and brown king snake with an arrow-shaped occipital spot; southeastern ones have red stripes like coral snakes
• death adder (noun)
  1. venomous Australian snake resembling an adder
• green adder's mouth (noun)
  1. north American orchid having a solitary leaf and flowers with threadlike petals
• milk adder (noun)
  1. nonvenomous tan and brown king snake with an arrow-shaped occipital spot; southeastern ones have red stripes like coral snakes
• puff adder (noun)
  1. large African viper that inflates its body when alarmed
  2. harmless North American snake with upturned nose; may spread its head and neck or play dead when disturbed
• yellow adder's tongue (noun)
  1. eastern North American dogtooth having solitary yellow flowers marked with brown or purple and spotted interiors
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