I have a peanuts allergeny. I have a peanut allergy.

I have peanuts allergeny. I have peanuts allergy.

I have a peanuts allergeny. I have a peanut allergy.

I have an allergy BUT peanuts are an allergen

For the first time in a while, I tried to eat cookies that contained crushed peanuts. For the first time in a while, I tried to eat cookies that contained crushed peanuts.

For the first time in a while, I tried to eat cookies that contained crushed peanuts. For the first time in a while, I tried to eat cookies that contained crushed peanuts.

For the first time in a while, I tried to eat cookies that contained crushed peanuts. For the first time in a while, I tried to eat cookies that contained crushed peanuts.

contain = present (if you are eating the cookies right now) contained = past (if you ate the cookies earlier)

However, I could only eat one because I thought I'll be no might feeling unwell. However, I could only eat one because I thought I might feel unwell.

However, I could only eat one because I thought I'll be nothat I wouldn't feeling well. However, I could only eat one because I thought that I wouldn't feel well.

However, I could only eat one because I thought I'll bewould not be feeling well. However, I could only eat one because I thought would not be feeling well.

When I eat Kameda Crisps, I firstly separate the crackers and peanuts and eat only the crackers. When I eat Kameda Crisps, I separate the crackers and peanuts and eat only the crackers.

When I eat Kameda Crisps, I firstly separate the crackers and peanuts and eat only the crackers. When I eat Kameda Crisps, I first separate the crackers and peanuts and eat only the crackers.

It wais convenient because my father likeds peanuts. It is convenient because my father likes peanuts.

It was convenient because my father liked peanuts. It was convenient because my father liked peanuts.

While this is a grammatically correct sentence. It doesn't really make sense contextually. If you're implying that your father has passed away, then you would use this sentence. However, if your father is still alive, you would say, "It's convenient because my father likes peanuts" or "It was convenient when I was a child because my father likes peanuts".