SITHENCE
Etymology
Adverb
sithence (not comparable)
(obsolete) Thereupon; subsequently, afterwards.
(obsolete) Since.
Conjunction
sithence
(obsolete) From or since the time that.
(archaic) Seeing that, since.
Synonyms
• (from or since the time that): sithen; see also since
• (seeing that): given that, sith; see also because
Preposition
sithence
(obsolete) Since.
Anagrams
• Steichen, snitchee
Source: Wiktionary
Sith"ence, Sith"ens, adv. & conj.
Definition: Since. See Sith, and Sithen. [Obs.] Piers Plowman.
Source: Webster’s Unabridged Dictionary 1913 Edition