The phrase "full-armed" refers to being equipped or prepared with everything necessary for a particular task or situation. Synonyms for this include fully equipped, fully armed, completely prepared, and fully provisioned. Other words that can be used to describe this state of readiness include fully stocked, well-stocked, well-prepared, well-provided, and well-furnished. Whether it's preparing for battle, stocking a pantry, or getting ready for a long journey, being full-armed is essential for success. These synonyms can help convey the importance of being fully prepared and ready for whatever comes your way.