whip snake vs colubrid snake

whip snake and colubrid snake both are nouns.

Word	Noun	Adjective	Verb	Adverb
whip snake	Yes	No	No	No
colubrid snake	Yes	No	No	No

As nouns, colubrid snake is a hypernym of whip snake; that is, colubrid snake is a word with a broader meaning than whip snake:

whip snake: any of several small fast-moving snakes with long whiplike tails
colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes

Other hypernyms of whip snake include colubrid.

whip snake (noun)	colubrid snake (noun)
any of several small fast-moving snakes with long whiplike tails	mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes