We don't have synonyms for deano yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are dean, beano and peano.
(n) :
(UK, slang) An archetypal young lower middle class British man living in a newbuild housing estate, stereotyped as culturally unsophisticated, lavish with money, heavily indebted and conservative-leaning.
(n) :
(UK, slang) An archetypal young lower middle class British man living in a newbuild housing estate, stereotyped as culturally unsophisticated, lavish with money, heavily indebted and conservative-leaning.