Sith (?), prep., adv., & conj. [See Since.]
Since; afterwards; seeing that.
[Obs.]
We need not fear them, sith Christ is with us.
Latimer.
Sith thou art rightful judge.
Chaucer.
© Webster 1913.
Sith (?), Sithe (?), n. [AS. a path, way, time, occasion.]
Time.
[Obs.]
Chaucer.
And humbly thanked him a thousand sithes.
Spenser.
© Webster 1913.