1) The Old Norse <i>haugr</i>, that is a natural hill or an artificial mound, gave rise to numerous minor place-names and it survived in the post-Conquest period as a word for a cairn. These were often boundary markers, probably heaps of stones or cairns.
1637 one howe called Cooke Howe, Kirkham. That is almost certainly the meaning of ‘piked howe’ which was in widespread use through the Middle English period: 1250-1 usque ad Pikedhow de Cravenshalswath, Souther Scales
1383 ‘from le Pykedhowe towards the south’, Guisborough
1707 to a place called Pyke how, Brompton Moor. It was also used away from the hills: 1332-3 ‘a culture which is called Pychowdal’, Gristhorpe.