impelEnglishOxford American Thesaurusimpel verb 1 her sense of duty impelled her to keep up appearances: force, compel, constrain, oblige, necessitate, require, demand, make, urge, exhort, press, apply pressure, pressure, pressurize, drive, push, spur, prod, goad, incite, prompt, persuade, inspire. 2 vital energies impel him in unforeseen directions: propel, drive, drive forwards, move forwards, move, actuate, set in motion, get going, get moving.