Question: Here is one sentence: We could do with a little more help around here.
Here is another sentence: We did 6 miles on our hike every day.
Does the do mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: Answer the telephone.
Here is another sentence: Answer the door.
Does the answer mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: I can see what will happen.
Here is another sentence: I can't see him on horseback!
Does the see mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: They are accused of conspiring to constrain trade.
Here is another sentence: They rode the trade winds going west.
Does the trade mean the same thing in the two sentences?

Answer:
different meanings