basement|bsm|bsmt|bsmnt|basement|bsment
floor|fl
ground|g
ground floor|gd|gdfl|gd fl
level|lev|levl|lvel|lvl|l
lobby
lower ground floor|lg|lgf|lgfl
mezzanine|mezz
platform|pf
podium|pd
rooftop|rt|rf
upper ground floor|ug|ugf|ugfl