noun
plantar wart
Medical term for a wart on the sole of the foot, caused by HPV. In everyday conversation, 足の裏のイボ is more common.
足底疣贅はウイルス性の皮膚疾患です。
Plantar warts are a viral skin condition.
Compound of 足底 (sole of the foot) and 疣贅 (wart). The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.