Neighbour; Cymydog; Geiton; Vicinus, living in the same place or together.

Nerves; Giau; Neuron; Nervus, the spring of growth or life.

Nipple; Tiden; Thele; Papilla, the flowing part.

Noise; Troest; Doupos; Strepitus, the sound of the two feet.

Numbness; Ferdod; Malke; Frigus, a great privation of heat.

O.

Oar; Rhwyf; Eretmos; Remus, the rank or order of rowing.

Oath; Llw; Orkion; Juramentum, upon the light of man.

Obscure; Tywyll; Amauros; Obscurus, the circumambient air without light.

Ointment; Irad; Muron; Unguentum, a softening at the fire.