shapeless

1 badly or imperfectly formed a shapeless old hat Synonyms deformed, distorted, misshapen, monstrous, malformedRelated Words defaced, disfigured; aberrant, abnormal, freakish, mutant; asymmetrical (or asymmetric), crooked, disproportionate, irregular, lopsided, nonsymmetrical, overbalanced, unbalanced, unequal; horrible, horrific, terrible; ugly, unattractiveNear Antonyms shapely; flawless, perfectAntonyms undeformed

2 having no definite or recognizable form right now this clay is just a shapeless lump, but wait until I'm done sculpting it Synonyms amorphous, formless, unformed, unshaped, unstructuredRelated Words characterless, featureless, nondescript; chaotic, disorganized, incoherent, systemless, unordered, unorganized; dim, fuzzy, hazy, inchoate, indefinite, indeterminate, indistinct, indistinguishable, murky, nebulous, obscure, unclear, undefined, undetermined, vagueNear Antonyms coherent, ordered, orderly, organized; clear, decided, definite, distinctAntonyms formed, shaped, shapen, structured