Colliery (3)
'colliery' is the definition.
(synonyms)
This is all the clue.
(Other definitions for pit that I've seen before include "Mine; fruit-stone" , "Large deep hole in the ground" , "Hellhole?" , "Cherry stone" , "Mining hole" .)
'colliery' is the definition.
(a colliery is a coal mine)
This is all the clue.
(Other definitions for mine that I've seen before include "Coal supplier" , "Types of war vessels" , "Excavation in the earth for digging coal etc" , "Rich source" , "Source of wealth" .)