32 synonyms for motto such as axiom, adage, and affirmation. Motto is a noun, and its antonyms are disregard and indifference.
, Adage, Affirmation, Axiom, Belief, Catchphrase, Catchword, Credo, Creed, Declaration, Directive, Guideline, Guiding principle, Ideology, Insight, Mantra, Maxim, Maxim, Motto phrase, Motto statement, Observation, Philosophy, Principle, Proverb, Rule, Saying, Slogan, Tenet, Theme, Watchword, and Wisdom.