except for
prep. phr..prep. phr.. This phrase introduces the only thing or person that is not included in a general statement.
prep. phr.. A complex preposition used to introduce an exception to a preceding generalization.
Everyone is here except for Tom.
The museum is open every day of the week except for Mondays.
The manuscript was complete in every detail except for a single, puzzling annotation that contradicted the author's thesis.
This phrase is followed by the noun or noun phrase that represents the exception.
Contrast with 'apart from', which is a close synonym but can also mean 'in addition to' in some contexts, whereas 'except for' is purely exclusive.
I like all vegetables except for I don't like carrots.I like all vegetables except for carrots.'Except for' must be followed by a noun or noun phrase, not a full clause.