1. Penetrating no deeper than the skin
   "her beauty is only skin-deep"

See also: superficial

• URL
• Urmia
• urn
• urn fungus
• urn-shaped
• Urnula craterium
• urobilin
• urobilinogen
• urocele
• urochesia
• urochezia
• urochord
• Urochorda
• Urochordata
• urochordate
• Urocyon
• Urocyon cinereoargenteus
• Urocystis
• Urocystis cepulae
• Urocystis tritici
• urodele
• Urodella
• urodynia
• urogenital
• urogenital apparatus