His mind was harassed by doubts and misgivings.
An example of harass is a woman calling a man twenty times a day after he's asked her not to.
Origin of harass
- French harasser from Old French (a la) harache, (a la) harace (as in courre a la harache to chase) hare call used to set dogs on (of Germanic origin ko- in Indo-European roots) -ache, -ace deprecative n. suff.
From American Heritage Dictionary of the English Language, 5th Edition