Household words are those phrases or expressions that are commonly and widely known in a particular community or society. They are often used to describe a familiar concept, person, or object and are easily recognizable by most people. Synonyms for household words include famous phrases, cliches, well-known expressions, popular sayings, colloquialisms, stock phrases, and catchphrases. These terms are all used to describe words or phrases that are easily recognized and commonly used by speakers of a particular language or dialect. Whether they are humorous, thought-provoking, or just plain old-fashioned, household words continue to be an essential part of our everyday language.