dolina /dō-lēˈnə/ or doline /dō-lēnˈ/ (geology)

A swallow hole

• phenylalanins
• phenylbenzene
• phenylbutazone
• phenylbutazones
• phenylethylamine
• phenylic
• phenylketonuria
• phenylketonuric
• phenyls
• phenylthiocarbamide
• pheon
• pheons
• Pherecratean
• Pherecratic
• pheromonal
• pheromone
• pheromones
• phese
• phew
• phi
• PHI
• phial
• phialiform
• phialled
• phialling