Q: Does the word "land" mean the same thing in "He built the house on land leased from the city." and "There's no work on the land any more."?

A: different meanings

Q: Does the word "start" mean the same thing in "I start my day with a good breakfast." and "The blood shed started when the partisans launched a surprise attack."?

A: the same meaning

Q: Does the word "voice" mean the same thing in "The Times is not the voice of New York." and "Conservatism has many voices."?

A: the same meaning

Q: Does the word "understand" mean the same thing in "I understand what she means." and "I understand wanting more."?

A:
the same meaning