Similar words
serpent
Serpent is the general word for a snake; couleuvre specifically names a harmless grass snake.
Similar in other languages
German
Ringelnatter
Ringelnatter is the German word for the same thing — both mean "grass snake."
Practice
1 What does couleuvre mean?
grass snake
2 Fill the gap: La ___ est inoffensive pour l'homme.
Full sentence: La couleuvre est inoffensive pour l'homme. (The grass snake is harmless to humans.)
3 Which fingerprint chart matches couleuvre?
couleuvre: neutral register, common frequency, general domain, neutral connotation.