What does the cryptic crossword clue "It might be grand if I dressed up, but it’s demeaning (5,3)" mean?

The definition is "demeaning". The wordplay uses an anagram. anagram of GRAND + IF + I = INFRADIG; definition: "demeaning" The answer is INFRADIG.

It might be grand if I dressed up, but it’s demeaning (5,3)

Daily Mail Cryptic #16247 | 14 Across | 2020-02-10 flower