Part-of-Speech: Adverb
Inflection: Indeclinable = Indeclinable word (preposition, conjunction, ...)
Streitberg 1910, p. 9516
misso Adv. (277) einander: 1. [alleinstehend:] 2. [zwischen Possessiv u. Nomen:] 3. [bei einem obliquen Kasus des Personale (??)]