反义词是unqualified，表示不合格的，例如：

1.He was totally unqualified for his job as a senior manager.他担任高级经理职务完全不够格。

2.I feel unqualified to comment on the subject.我觉得没有资格对此事发表意见。

3.I gave her my unqualified support.我全力支持她。