Backbone

1.

(The spine, courage, firmness) ឆ្អឹងខ្នង
Example: It took backbone to stand up to such a. big man.lacks backbone សេចក្ដីក្លាហាន, សេចក្ដីអង់អាច

2.

(វេជ្ជសាស្ត្រ) ឆ្អឹងខ្នង

1.

The column of bones in the back which sustains and gives firmness to the frame; the spine; the vertebral or spinal column.

2.

Anything like, or serving the purpose of, a backbone.

3.

Firmness; moral principle; steadfastness.