forming nouns chiefly from adjectives:
a headland or promontory
a deep lake in NW Scotland, in the Great Glen. Forming part of the Caledonian Canal, it is 38 km (24 miles) long, with a maximum depth of 230 m (755 ft)
see Loch Ness.
a large creature alleged to live in the deep waters of Loch Ness. Reports of its existence date from the time of St Columba (6th century); despite recent scientific expeditions, there is still no proof of its existence
a person’s essential individuality
the fact or state of being two; duality