The Collaborative International Dictionary
Styca
Styca \Sty"ca\, n. [LL., fr. AS. stic, styc, stycge.]
An anglo-Saxon copper coin of the lowest value, being worth
half a farthing.
--S. M. Leake.
Wiktionary
styca
n. An Anglo-Saxon copper coin of little value.
Wikipedia
Styca
The styca was a small coin minted in pre- Viking Northumbria, originally in base silver and subsequently in a copper alloy. Production began in the 790s and continued until the 850s, though the coin remained in circulation until the Viking conquest of Northumbria in 867.