THEREUNTO
THEREUNTO There `un *to ", adv.
thereunto
there un to |ˌT͟He (ə )rˌənˈto͞o ðɛˌrənˈtu | ▶adverb archaic or formal to that: his agent thereunto lawfully authorized in writing or by will.
there |unto |ðɛːrˈʌntʊ | ▶adverb archaic or formal to that: his agent thereunto lawfully authorized in writing or by will.