adders

ad*der

noun

{bc}the common venomous viper ({it}Vipera berus{/it}) of Europe

add*er

noun

{bc}one that adds

ad*der's-tongue

noun

{bc}any of a genus ({it}Ophioglossum{/it}, family Ophioglossaceae) of small ferns having a spore-bearing stalk resembling a serpentu0027s tongue

puff adder

noun

{bc}a large thick-bodied extremely venomous African viper ({it}Bitis arietans{/it})