Rename of fields from MS CRM

Hi,

Does anyone have any idea how to mass change the name of field from MS CRM.

I had changed names of many field in MS CRM but the name change does not refelect in Marketo.

I contacted Marketo support for said the name chanage will not sync and update the name in Marketo manually.

Please help me to do mass update name change.

Regard,
Abhi