10 words in this vocabulary list
noun a rigid connective tissue that makes up the skeleton of vertebrates
verb none
adjective none
adverb none
pronoun none
preposition none
conjunction none
interjection none
article none
noun a deposit of sand, clay, silt, etc., resulting from the action of flowing water
adjective preserved in the form of a fossil; antiquated or rigid in manner
verb to become bony or harden into bone; to change into bone or bony tissue
noun a system or method used in classification
verb to reveal or expose something that was previously hidden or covered
adjective not covered or protected; exposed
noun a fossilized excrement
adjective relating to or resembling bone-eating
noun a series of notches or teeth along the edge of a blade or other cutting surface
noun a type of sponge belonging to the genus Acanthella