Lyaeus appears in classical poetry as a name for Dionysus/Bacchus, representing wine's power to free humans from anxiety and inhibition; the character embodies intoxication's gifts. The character represents poetry's celebration of wine as a source of inspiration, pleasure, and temporary escape from life's burdens. Lyaeus demonstrates classical literature's frank appreciation of wine's benefits, his presence in verse acknowledging that intoxication can be divine gift, poetic catalyst, and legitimate pleasure, not merely dangerous excess.

Lyaeus represents Bacchus under his aspect as "releaser" or "loosener," freeing mortals from care through wine's effects. As a personification or epithet, Lyaeus embodies wine's liberating power over consciousness and social constraint. Poets invoke Lyaeus when celebrating drinking, poetic inspiration through intoxication, and wine's capacity to release inhibitions and cares. The character demonstrates classical poetry's connection between wine and creative freedom, showing Bacchus not just as god of intoxication but as patron of the psychological and social liberation that enables poetry, love, and authentic expression.