We must not fail his obligation to the victims of the Holocaust.
She failed in her obligations as a good daughter-in-law.
Word: "fail"
the same meaning

There was a dip in the road.
This onion dip is just scrumptious.
Word: "dip"
different meanings

He searched for treasure on the ocean bed.
There's a lot of trash on the bed of the river.
Word: "bed"
the same meaning

The wine has a nutty flavor and a pleasant finish.
Excitement grew as the finish neared.
Word: "finish"
different meanings