wæsca
Wæsca is a term that appears in Old English literature, notably in the epic poem Beowulf. Its exact meaning is a subject of scholarly debate, but it is generally understood to refer to a type of sea creature or a monster associated with the sea. The word is rare, appearing only a few times, and its context in the surviving texts provides the primary clues to its interpretation.
In Beowulf, wæsca are mentioned alongside other aquatic beasts in the description of the mere, the monstrous
The etymology of wæsca is also uncertain, though possible connections have been drawn to words related to