viper /vīˈpər/

1. Any of the small venomous snakes of the family Viperidae /vī-perˈi-dē/, including the common viper or adder, Britain's only venomous snake
2. Extended to some other snakes, eg the pit vipers and horned vipers
3. An ungrateful or treacherous, malignant person

viperiform /-perˈ/ adjective

Resembling the viper

vīˈperine /-pər-īn/ adjective

Related to or resembling the viper

vīˈperish adjective

1. Venomous
2. Spiteful
3. Like a viper

vīˈperous adjective

1. Having the qualities of a viper
2. Venomous
3. Malignant

vīˈperously adverb

viper's bugloss noun

A stiff bristly boraginaceous plant (genus Echium) of dry places, with intensely blue flowers, once thought to be a remedy or prophylactic for snakebite

viper's grass noun

Black salsify

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