Synonyms of shapeless

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. shapeless, unshapely (vs. shapely)

usage: lacking symmetry or attractive form; "a shapeless hat on his head"

Definition and meaning of shapeless (Dictionary)