noun
Honorific noun used to refer respectfully to someone's visit or arrival. Often used in set phrases like お越しいただく or お越しください.
本日はお越しいただき、ありがとうございます。
Thank you for coming today.
どうぞお気軽にお越しください。
Please feel free to come by.
Plain verb 'to come'; お越し is its honorific noun form used in polite expressions.
Honorific verb for 'to come/go/be'; お越し is a noun and often used in fixed phrases like お越しになる.
Noun form of the honorific verb お越しになる, from 越す (to cross over) with the honorific prefix お.