Frustrative

• (a.) Tending to defeat; fallacious.
Found on http://thinkexist.com/dictionary/meaning/frustrative/

Frustrative

Frus'tra·tive adjective Tending to defeat; fallacious. [ Obsolete] Ainsworth.
Found on http://www.encyclo.co.uk/webster/F/82

frustrative

frustrative 1. Causing a feeling of dissatisfaction; often accompanied by anxiety or depression, resulting from unfulfilled needs or unresolved problems. 2. A situation preventing realization or attainment of a desire.
Found on http://www.wordinfo.info/words/index/info/view_unit/3767/
No exact match found