heuch or heugh /hūhh/ (Scot)

1. A crag
2. A ravine or steep-sided valley
3. A quarry-face
4. An excavation, esp for coal

• quadriennial
• quadriennium
• quadrifarious
• quadrifid
• quadrifoliate
• quadriform
• quadriga
• quadrigae
• quadrigeminal
• quadrigeminate
• quadrigeminous
• quadrilateral
• quadrilateral prism
• quadrilaterals
• quadrilingual
• quadriliteral
• quadriliterals
• quadrille
• quadrilled
• quadriller
• quadrillers
• quadrilles
• quadrilling
• quadrillion
• quadrillions