substantiate
v[Tn]
give facts to support (a claim, statement, etc); prove 用事实支持(某主张、 说法等); 证明; 证实
Can you substantiateyour accusations against him? 你指责他, 能提出事实根据吗?
Being a good listener means much more than just listening with ears. Eyes mean that I should look at you while you are speaking as a sign of respect. In other words I should not watch TV, or look over your shoulder at other people while we are talking