dirty bastard

to dis

disability pension

o be at a disadvantage

to disagree with her

I disagree with you.

I disagree.

to be in disagreement with someone

to disappear into the blue

to disappear/vanish off the face of the earth

He disappeared immediately.

He disappeared without a trace.

I'm disappointed.

I'm disappointed in you!

Disappointingly, she only came fourth

I disapprove of the memorial

disastrous combination of circumstances

to discern good and evil

Discipline is not only very important, it’s crucial.

discombobulated

Discontent is the first step in the progress of a man or a nation.

discount broker

I discouraged her from going to the police

to discover / find a mistake

Discretion is the better part of valor