therewith

• POS: Adverb
• HYPHEN: there=with

CIDE DICTIONARY

therewith, adv. 

•  With that or this.  Phil. iv. 11.  [1913 Webster]
•  In addition; besides; moreover.  [1913 Webster]

  "To speak of strength and therewith hardiness."  [1913 Webster]
•  At the same time; forthwith.  Johnson.  [1913 Webster]

OXFORD DICTIONARY

therewith, adv. archaic 1 with that.
2 soon or immediately after that.

ROGET THESAURUS

therewith

Means

N means, resources, wherewithal, ways and means, capital, revenue, stock in trade, provision, a shot in the locker, appliances, means and appliances, conveniences, cards to play, expedients, two strings to one's bow, sheet anchor, aid, medium, instrumental, mechanical, by means of, with, by what means, by all means, by any means, by some means, wherewith, herewith, therewith, wherewithal, how, through, with the aid of, by the aid of, by the agency of.

Accompaniment

N accompaniment, adjunct, context, appendage, appurtenance, coexistence, concomitance, company, association, companionship, partnership, copartnership, coefficiency, concomitant, accessory, coefficient, companion, buddy, attendant, fellow, associate, friend, colleague, consort, spouse, mate, partner, co-partner, satellite, hanger on, fellow-traveller, shadow, escort, cortege, attribute, accompanying, concomitant, fellow, twin, joint, associated with, coupled with, accessory, attendant, obbligato, with, withal, together with, along with, in company with, hand in hand, side by side, cheek by jowl, cheek by jole, arm in arm, therewith, herewith, and, together, in a body, collectively, noscitur a sociis, virtutis fortuna comes.