consonant

(noun) a speech sound that is not a vowel.

(noun) a letter of the alphabet standing for a spoken consonant.

(adj) involving or characterized by harmony. Synonyms: harmonic, harmonical, harmonized, harmonised.

(adj) in keeping. Synonyms: accordant, agreeable, conformable, concordant. Examples: "Salaries agreeable with current trends." "Plans conformable with your wishes." "Expressed views concordant with his background."