Adherence / Adhesion
Much more: especially in a positive sense; much less: not to mention in a negative sense.
e.g. I would help a stranger in need, much more if he is my son.
e.g. She wouldn't even look at me, much less talk to me.
Dutiable / Dutiful
Dutiable: subject to imported tax; dutiful: showing respect and obedience.
e.g. Tobacco is often dutiable in most countries.
e.g. He is my dutiful son.
Adherence: following faithfully (metaphorically); adhesion: sticking to (literally).
e.g. No matter what may happen, our company will demonstrate to our shareholders our adherence to the project.
e.g. You can use this glue to strengthen the adhesion of these two pieces of material.
Defer / Infer
Defer: give way or yield to; infer: conclude.
e.g. He is a good kid: he always defers to his parents' wishes.
e.g. We can infer from your statement that you don't like this policy.
Accountable to / Accountable for
Accountable to: responsible to someone; accountable for: responsible for something
e.g. The Manager has to be accountable to the Board; he has to be accountable for all his business decisions.
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