dispute/ dɪs'pjuːt /

1.noun [c/u] 
(between people) 争论

2.noun
(industrial) 争执

3.noun
(between countries,organizations) 争端

4.vt.[+fact] [ statement] 
对…提出质疑

5.vt.[+ownership] [ rights] 
争夺

to be in dispute
 [+people,countries] 有纠纷
6.vt.[+issue] 
有争论

I don't dispute that...
我毫不怀疑…