Variable rhyme is a rhyming scheme that deliberately shifts patterns—altering end sounds, internal echoes, or slant correspondences—from stanza to stanza to avoid predictability and enhance expressive flexibility; this technique maintains sonic cohesion while resisting mechanical regularity, allowing poets to modulate musicality in response to shifting emotional or thematic currents.

A rhyme scheme that shifts or varies within a poem rather than following a single fixed pattern throughout. Creates dynamic movement and resists the predictability of strict schemes. Related to the variable stanza and irregular verse. Contrasts with fixed schemes like ABAB or the Petrarchan sonnet. Learners should map the shifting scheme across a whole poem to understand whether variation follows thematic or structural logic or is freely improvisational.