mutuatim
~im, mutuo, alternatim
quandocunque ‥ fratres sibi mutatim [sic ] in claustro occurrunt
partes mutuis scriptis ‥ ~im sigilla sua apposuerunt
Mutuo, in Vita Antidii Archiep. Bisonticensis cap. 5 :
Benedictionis ergo dono Mutuatim dato, etc.