Problem: Sentence1: They developed a scheme of mutual support.
Sentence2: The government provides support to the arts in several ways.
Q: Does the term support mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Keep my job for me while I give birth.
Sentence2: The students keep me on my toes.
Q: Does the term keep mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: Stick your thumb in the crack.
Sentence2: She sticks to her principles.
Q: Does the term stick mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: We were hit by really bad weather.
Sentence2: He hit a home run.
Q: Does the term hit mean the same thing in both these sentences?

Answer:
different meanings