adjective
Definition: In agreement or harmony with something; matching in sound or tone.
Example: Her views are consonant with the principles of the organization.
noun
Definition: A letter or sound in speech that is made by blocking the airflow in some way, like the sounds of 'b', 'c', 'd', and 'm'.
Example: In the word 'cat', 'c' and 't' are consonants while 'a' is a vowel.