verb
1.
Synonyms: dissuade , disadvise, discourage, divert
Related Word: prevent; block, hinder, impede, obstruct; debar, shut out; frighten, scare; inhibit, restrain
Contrasted words: abet, incite, instigate; excite, provoke, stimulate; actuate, motivate
2.
Synonyms: prevent 2, avert, forestall, forfend, obviate, preclude, rule out, stave off, ward