Q: Does the word "land" mean the same thing in "He made it the law of the land." and "There's no work on the land any more."?

A: different meanings

Q: Does the word "knot" mean the same thing in "The saw buckled when it hit a knot." and "A small knot of women listened to his sermon."?

A: different meanings

Q: Does the word "connect" mean the same thing in "Can you connect the two loudspeakers?" and "Our computers connected together."?

A: the same meaning

Q: Does the word "foot" mean the same thing in "Armored from head to foot." and "His bare feet projected from his trousers."?

A:
the same meaning