Lamer
adjective
Unable to walk properly because of a problem with one's feet or legs.
Moving with pain or difficulty on account of injury, defect or temporary obstruction of a function.
“a lame leg, arm or muscle”
(by extension) Hobbling; limping; inefficient; imperfect.
Synonyms: hobbling, imperfect, inefficient, limping, boring, irrelevant, pathetic, uncool
noun
A person lacking in maturity, social skills, technical competence or intelligence