Wordnet 3.0
ADJECTIVE (2)
1. 
 not merited or deserved; 
- Example: "received an unmerited honorary degree"2. 
 not merited; 
- Example: "unmerited treatment of a potentially fine subject"
The Collaborative International Dictionary of English v.0.48:
Unmerited \Unmerited\
   See merited.
WordNet (r) 3.0 (2006):
unmerited
    adj 1: not merited or deserved; "received an unmerited honorary
           degree" [ant: deserved, merited]
    2: not merited; "unmerited treatment of a potentially fine
       subject"
Moby Thesaurus II by Grady Ward, 1.0:
29 Moby Thesaurus words for "unmerited":
   illegal, inequitable, iniquitous, nonmeritorious, not coming,
   not outstanding, outrageous, preposterous, unbalanced, undeserved,
   undeserving, undue, unearned, unentitled, unequal, unequitable,
   uneven, unjust, unjustified, unlawful, unmeet, unmeriting, unowed,
   unowing, unrightful, unwarranted, unworthy, wrong, wrongful