Which term refers to a flat-footed person?

The correct term for a flat-footed person is "sarapus." This term is derived from conditions related to the anatomical position and structure of the foot, specifically indicating a lack of the normal arch. Flat-footedness, or pes planus, can lead to various physical issues, such as discomfort or pain in the feet, as well as complications in walking or standing. Understanding this term is important in the context of medical terminology, as it helps in identifying and discussing specific conditions related to foot health.

The other terms do not relate to the condition of being flat-footed. Scleroderma refers to a systemic condition characterized by hardening and tightening of the skin and connective tissues. Semenology is the study of semen and related processes, which is completely unrelated to foot conditions. Sinistraural pertains to the left ear and does not connect to the anatomy or conditions of the feet. Therefore, "sarapus" is the term correctly associated with flat-footedness.