helpless

a.无助的，孤立无援的；无效的

Hellenistic, hellish, hellishly, hello, helluva, helm, helmet, helmeted, helmsman, help, help forward, help oneself, help sb. do sth, help sb. out, help sb. with sth., helper, helpful, helpfully, helpfulness, helping, helplessly, helplessness, helpmate, helter-skelter, helve, hem, hem(o)-, hem-line, hem-stitch, hemisphere, hemispherical, hemlock, hemophilia, hemorrhage, hemp, hempen, hen, hen-coop, hen-house, hen-party,