Earlier quoted context omitted.
Unless you pull a logical trick to reduce every discomfort to fear, I don't agree that everyone that suffers from OCD is afraid of something and anxious about it.
I don't think that fear and anxiety are exactly the same thing. (fear being a very basic response to a very concrete (perceived) threat, while anxiety is more diffuse, constant, covering larger timeframes) Assuming we are talking about the same thing (anxiety), why do you think that not everyone suffering from OCD has that as the cause? What other types do you know of? It is possible that I was focusing too much on i…
That could just be a historical product of the English language. Other languages don't necessarily discriminate this way between fear and anxiety.
E.g. we can equally talk about someone "fearing" they have forgot the stove open or "being anxious" about it in this here parts.