Cól-pyt

According to the Old English Dictionary:

cól-pyt

l. col-pyt a place where charcoal is made [N. E. D. coal-pit], and add:--Forð bæ hæselholtæ on collpytt; of collpyttæ, C. D. iv. 27, 13. On þone ealdan collpytt þǽr þá þreó gemǽru tógædere gáþ, Cht. E. 206, 23. col-pyt