arthritic

nouns

a person afflicted with arthritis

"the hands of an elderly arthritic"

arthritic

is derived from

is a type of (narrower)

a person who requires medical care

"the number of emergency patients has grown rapidly"

of or pertaining to arthritis

"my creaky old joints"; "rheumy with age and grief"

arthritic, creaky, rheumatic, rheumatoid, rheumy

is derived from