consonant
KON-suh-nuhnt · noun
Origin
From Middle English consonant or consonaunt, from Old French consonant, from Latin cōnsonāns, meaning 'sounding with,' built from con- ('with') plus sonāns, the present participle of sonāre ('to sound'). The Latin word was itself a calque of the Ancient Greek súmphōnon.
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Journey
The term seems to have carried the same 'sounding with' sense from Greek through Latin, French, and into English.
Related words
It shares its root sonāre ('to sound') with any English word built on 'son-,' since that Latin verb is the engine behind cōnsonāns.