"My friend and well-wisher has come" if it is about the same person who is both your friend and your well-wisher. Better to use this in this case:
My friend who is my well wisher has come
"My friend and my well-wisher have come" if it is about two different people.
Looking on the internet deeply has found these results:
My friend and well-wisher has come is the most popular phrase on the web.
My friend and well-wisher has come63,30,000 results on the web Little More Popular! |
My friend and well-wisher have come60,10,000 results on the web |
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Some examples and use cases from the internet: |
Some examples and use cases from the internet: |
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Well-wishers are people who hope that a particular person or thing will be successful, and who show this by their behavior.
The main street was lined with well-wishers.