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v. Simple past tense and past participle of invalid.

"We have with us Corporal Ernest Whitfield Jones, decorated for valour in the Somme in 1917, invalided from the trenches in the second gas attack of the First World War, only to return three months later and serve his remaining time on the front lines."

expired    unsound    uncollectible    fallacious    sophistic   

valid    binding   

invalided    invaliding    invalids   

remove    sick person    diseased person    sufferer   

illogical   

invalid carriage   

weak    void    null    feeble    infirm   

ballad    pallid    salad    valid   

poor    valid    dear    unfortunate    elderly