Lacking a definite shape or form.

In an unclear or vague manner.

Without distinct structure or organization.

Fluidly changing without fixed characteristics.

Indistinctly, lacking precise definition or boundaries.

Lacking a defined shape or structure.

Vague or ill-defined in form or character.

Unorganized; lacking clarity and coherence.

Fluid, changeable, not easily categorized.

Without clear boundaries; formlessness in nature.