およぼす
oyobosu

Godan Verb (su)

1. to exert (influence); to exercise; to cause (e.g. damage); to do (e.g. harm); to bring about (e.g. benefits); to extend; to have an effect (on)

Transitive
あなたに被害 ひがい およぼそうなどとは ゆめにも おもいませんでした。
anatani higaio oyobosōnadotowa yumenimo omoimasendeshita.
Little did I dream of doing you any harm.