Synonyms for Hence:

adv.

all (adverb)
so, thence, therefore, thus.
for that reason; therefore (adverb)
away, ergo, forward, henceforth, onward, out, so, thence, thus, wherefore.
therefore (adverb)
due to, ergo, so, thence, therefore, thus, wherefore, Because, Since, on account of, owing to, thanks to.

adv

accordingly (adverb)
so.
then (adverb)
thence.
therefore (adverb)
due to, ergo, so, thence, therefore, thus, wherefore, Because, Since, on account of, owing to, thanks to.

n.

ensuing, knock on, as a consequence/in consequence, by virtue of something. far-off, henceforth, hereafter, later, someday, sooner or later, tomorrow, when the time comes, to come, one day, in the long run/term. away (noun)
away, forward, onward, out, From.

Other synonyms:

ensuing, henceforth, knock on. From. Other relevant words:
away, forward, henceforth, hereafter, onward, out, From.

Usage examples for hence

  1. I shall condemn myself a little while hence if I do. – Early Letters of George Wm. Curtis by G. W. Curtis, ed. George Willis Cooke
  2. Will you arrange to start West with me a fortnight hence – A Mysterious Disappearance by Gordon Holmes
  3. Hence our mail should continue to come here; but not hers. – The Works of Robert Louis Stevenson - Swanston Edition Vol. 24 (of 25) by Robert Louis Stevenson Other: Andrew Lang