Synonyms of formless

Adjective

1. amorphous, formless, shapeless, unformed (vs. formed)

usage: having no definite form or distinct shape; "amorphous clouds of insects"; "an aggregate of formless particles"; "a shapeless mass of protoplasm"

2. formless, unbodied (vs. bodied)

usage: having no physical form; "belief in a world filled with...formless but often malevolent beings"

Definition and meaning of formless (Dictionary)