1. 使人畏缩的：acceleration: n. 快速驾车 | daunting: 使人畏缩的 | inspection: n. 检查,视察

2. daunting

2. 使人气馁的：covert 偷偷摸摸的 | daunting 使人气馁的 | defamation 破坏名誉

3. 公共查询·英语单词

3. 令人畏惧的：tortured soul 受折磨的灵魂 | weird 怪异的 | daunting 令人畏惧的

4. 令人畏缩的：set out 出发,启程 | daunting 令人畏缩的 | instructive 有教育意义的,有启发的

1. 使人畏惧的;令人胆怯的;让人气馁的
    Something that is daunting makes you feel slightly afraid or worried about dealing with it.

daunting

    e.g. They were faced with the daunting task of restoring the house...
           他们面临着修复房子的艰巨任务。
    e.g. The move to Prague was a daunting prospect for the bishop...
           对于主教来说，要迁往布拉格有点儿令人发憷。

1. discouraging through fear

    Synonym: intimidating