Ineligible (adjective)

1. Not qualified or entitled to participate in a particular activity or to receive a particular benefit.
2. Not meeting the necessary criteria or requirements for something.

Origin:

Late 16th century: from in- 'not' + eligible, from latin eligibilis, from eligere 'choose'.

Examples:

1. The ineligible player was disqualified from the game for breaking the rules.
2. The ineligible candidate was rejected for not meeting the minimum qualifications.
3. The ineligible entry was excluded from the competition for not adhering to the guidelines.
4. The ineligible expenses were not covered by insurance.
5. The ineligible voters were unable to cast their ballots in the election.