also: みた
noun
Archaic noun used after a noun+が or pronoun+の to mean 'together with'. Not used in modern Japanese; found only in classical texts.
古語では「君がむた」のように用いられた。
In classical Japanese, it was used like 'kimi ga muta' (together with you).
Modern equivalent meaning 'together with'. むた is its archaic predecessor.
Archaic Japanese word. The exact derivation is uncertain; it appears in classical texts as a bound form following nouns or pronouns.