Q: Sentence (1) A leak in a gas pipe.
Sentence (2) He had to clean up the leak.. Word: leak.
==--==
A: the same meaning

Q: Sentence (1) A leak in a roof.
Sentence (2) The leaks by Chelsea Manning showed the secrets of the US military.. Word: leak.
==--==
A: different meanings

Q: Sentence (1) Draw a conclusion.
Sentence (2) I draw a line here.. Word: draw.
==--==
A:
the same meaning