名不符實

the name does not correspond to reality (idiom); it doesn't live up to its reputation

name / noun (part of speech) / place (e.g. among winners) / famous / classifier for people

no; not so / (bound form) not; un-

inconsistent / not in agreement with / not agree or tally with / not conform to

surname Fu

mark / sign / talisman / to seal / to correspond to / tally / symbol / written charm / to coincide

real / true / honest / really / solid / fruit / seed / definitely