Synonyms for So:

adv

extremely (adverb)
unusually.
highly (adverb)
immensely.
therefore (adverb)
and so, due to, ergo, hence, thence, therefore, thus, wherefore, Because, Since, on account of, owing to, thanks to.

adv.

accordingly (adverb)
and so, hence, then, therefore.
exactly right (adverb)
accurate, correct, exact, fit.
extremely (adverb)
very.
highly (adverb)
extremely.
then (adverb)
then.
therefore (adverb)
due to, ergo, hence, thence, therefore, thus, wherefore, Because, Since, on account of, owing to, thanks to.
thus (adverb)
thus.
to a degree (adverb)
extremely, indefinitely, infinitely, remarkably, such, uncertainly, unusually, vaguely, very.

conj.

in such a manner (conjunction)
accordingly, ergo, indeed, true, well, Because.

n.

bass, beat, chord, crotchet, extremely, indefinitely, infinitely, remarkably, such, uncertainly, unusually, vaguely, very, B, C, D, double flat, DO. accurate, correct, ensuing, exact, fit, knock on, From, as a consequence/in consequence, by virtue of something. accordingly, actually, certainly, clearly, enough, essentially, evidently, honestly, literally, precisely, simply, surely, having finished, that is all. by, disproportionate, double, full-size, isometric, life-size, three-quarter, That, This. a lot, deeply, greatly, immensely, particularly, really, thoroughly, well. accordingly (noun)
accordingly.
communication (noun)
soh, sol.
so (noun)
and so, and then, in order, indeed, soh, sol, systematic, then, thus, thusly, true, truthful.

Other synonyms:

disproportionate, life-size, three-quarter. full-size, isometric. This. by. double. and so
and so.
in that
That.
Other relevant words:
accordingly, accurate, actually, and so, and then, certainly, clearly, correct, double, enough, exact, extremely, fit, greatly, in order, indeed, indefinitely, infinitely, isometric, really, remarkably, soh, sol, such, systematic, then, three-quarter, thusly, true, truthful, uncertainly, unusually, vaguely, very, well, From, That, This.

Usage examples for so

  1. I see you wish to tell me no more, so I will not ask it." – Somehow Good by William de Morgan
  2. " I thought so said Mrs Null. – The Late Mrs. Null by Frank Richard Stockton
  3. So you don't know what I mean! – The Further Adventures of Jimmie Dale by Frank L. Packard