collective noun, subtractive, gerund, concrete noun, genitive, count noun, abstract noun, direct object, common noun, ablative case, indirect object.
His use of iscere for escere, of the accusative for the ablative,
one of St Gregory's favourite forms of speech, pro or quod for quoniam, conformable to old French porceque, so common for parceque.
It is more absolute than the ablative.
86. 9: ablative