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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Like some vipers:

HISS: Vocalize like a viper
HOT: Like Naga Viper peppers
SLITHER: Move like a viper
FANGED: Like a viper
HORNED: Like some vipers
DENTED: Like a wounded Viper?
ANTITANK: Like an Army Viper
HORNED: Like some owls, toads and vipers