DISQUALIFY

disqualify, unfit, indispose

(verb) make unfit or unsuitable; “Your income disqualifies you”

disqualify

(verb) declare unfit; “She was disqualified for the Olympics because she was a professional athlete”

Source: WordNet® 3.1

Etymology

Verb

disqualify (third-person singular simple present disqualifies, present participle disqualifying, simple past and past participle disqualified)

(transitive) To make ineligible for something.

(transitive) To exclude from consideration by the explicit revocation of a previous qualification.

Source: Wiktionary

Dis*qual"i*fy, v. t. [imp. & p. p. Disqualified; p. pr. & vb. n. Disqualifying.]

1. To deprive of the qualities or properties necessary for any purpose; to render unfit; to incapacitate; -- with for or from before the purpose, state, or act. My common illness disqualifies me for all conversation; I mean my deafness. Swift. Me are not disqualified by their engagements in trade from being received in high society. Southey.

2. To deprive of some power, right, or privilege, by positive restriction; to disable; to debar legally; as, a conviction of perjury disqualifies a man to be a witness.

Source: Webster’s Unabridged Dictionary 1913 Edition