Q: Sentence (1) Did you catch that allusion?
Sentence (2) If he catches you on the chin, you'll be on the mat.. Word: catch.
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A: different meanings

Q: Sentence (1) Both philosophers concord on this point.
Sentence (2) Concord the conditions for the marriage of the Prince of Wales with a commoner.. Word: concord.
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A: different meanings

Q: Sentence (1) I have two sisters.
Sentence (2) The dog down the street has a lax owner.. Word: have.
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A:
the same meaning