Lumpish

Adjective

1. Having an ill-defined or rough form or shape like a lump; lumplike.
2. Awkward and ungainly in appearance or movement; clumsy, inelegant. Dull and slow in acting, thinking, etc.; without energy; cloddish, lethargic, slow-witted, sluggish.
3. Awkward and ungainly in appearance or movement; clumsy, inelegant.
4. Dull and slow in acting, thinking, etc.; without energy; cloddish, lethargic, slow-witted, sluggish.
5. Of sound: dull, heavy.