consonant

A sound that results from the passage of air through restrictions of the oral cavity; any sound that is not the dominant sound of a syllable, the dominant sound generally being a vowel.

A letter representing the sound of a consonant.

Thus, when he drew up instructions in lawyer language, he expressed the important words by an initial, a medial, or a final consonant, and made scratches for all the words between; his clerks, however, understood him very well.

“Tell me, has right anything to do with the law?” I asked. “You have used the wrong initial consonant,” he smiled in answer. “Might?” I queried; and he nodded his head.

Consistent, harmonious, compatible, or in agreement.

Each one pretends that his opinion […] is consonant to the words there used.

Cheerfulness, even gaiety, is consonant with every species of virtue and practice of religion, and I think it inconsistent only with impiety and vice.

Having the same sound.

1645-1650, James Howell, Epistolae Ho-Elianae consonant words and syllables

Harmonizing together; accordant.

consonant tones; consonant chords

Of or relating to consonants; made up of, or containing many, consonants.

No Russian whose dissonant consonant name / Almost shatters to fragments the trumpet of fame.