Definition of therewithal in English:
 therewithal
adverb ðɛːwɪˈðɔːlˈðɛrwɪθɔl
archaic Together with that; besides.
 he was to make a voyage and his fortune therewithal
 Example sentencesExamples
-  Well, give her that ring and therewithal this letter.
 
 Synonyms
as well, too, in addition, also, into the bargain, on top of that, to boot
  Definition of therewithal in US English:
 therewithal
adverbˈðɛrwɪθɔlˈT͟HerwiTHôl
archaic Together with that; besides.
 he was to make a voyage and his fortune therewithal
 Example sentencesExamples
-  Well, give her that ring and therewithal this letter.
 
 Synonyms
as well, too, in addition, also, into the bargain, on top of that, to boot