Problem: What are the most important words?
our apartment really feels like a home .
Answer: apartment, feel, home

Problem: What are the most important words?
the lakes are joined by a series of waterfalls
Answer: lake, series, waterfall

Problem: What are the most important words?
a firefighter uses a hose to douse the flames of disaster .
Answer:
douse, firefighter, flame, hose, use