It can be, or it can be one word as in the question. Both forms can be seen in common use.
The word is spelt as you have in the question.
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
No, "homework" shouldn't be hyphenated.
All-consuming is hyphenated
Yes, end-product is hyphenated. It is a noun and treated as one word which is hyphenated.
The airline ticket I purchased is nonrefundable, so I won't get my money back if I decide not to travel.
There is no such thing as a nonrefundable security deposit.
Check
Refundable.
No. It was a NONREFUNDABLE payment.
Translation: no reembolsable
The word is spelt as you have in the question.
It is not hyphenated.
Motorcycle is not hyphenated
No it's not hyphenated.
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
EIC is a refundable credit.