not eligible; not permitted or suitable

Employees are ineligible in this contest.

legally disqualified to hold an office.

legally disqualified to function as a juror, voter, witness, etc., or to become the recipient of a privilege.

a person who is ineligible, as a suitor or team member.

adjective

acceptable , eligible , equipped , qualified , suitable

adjective

disqualified , inappropriate , incompetent , objectionable , ruled out , unacceptable , unavailable , undesirable , unequipped , unfit , unqualified , unsuitable , unworthy