Question: Sentence 1: He stuck his head out the window.
Sentence 2: Be careful when you pet that dog on the head; it may bite.
Does head mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: Please focus on your studies and not on your hobbies.
Sentence 2: We focused on it.
Does focus mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: Render thanks.
Sentence 2: Render fat in a casserole.
Does render mean the same thing in these two sentences?
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Answer:
different meanings