Both words can be correctly utilized in a properly arranged sentence.
Prior to the previous message, I had a simpler plan.
The previous Prior was taller.
No. The correct way is, "You would not have mindedit."
I would like to come. but a prior engagement prevents me from accepting
No, but "you and him" would be correct in, for example, "I have a gift for you and him."
What is your father is not a correct sentence. The word father is not a what but a who. The correct way to word it would be, who is your father?
Only one sentence is correct. The correct sentence would be "He saw me going there".
This sentence is not grammatically correct. For the sentence to be grammatically correct, the space between "in" and "to" would have to be removed. Therefore the sentence should read "They are into skating."
The correct sentence would be "employed at." For example, "She is employed at the bank."
The first thing you do before correcting a sentence would be read it. Then you would need to correct what needs to be.
That sentence is not correct. I would suggest, you want to go to Canada.
You had not taken that into account. Would be the grammatically correct version of that sentence.
No a correct sentence would be "My dad took a picture of you and him."
No, the correct sentence would be: "There won't be anything urgent for you."