(1) the underground ::
podzemie(2) underground station ::
podzemná stanica(3) underground train ::
podzemný vlak(4) underground water ::
podzemnej vody(5) underground railway ::
podzemná dráha(6) by underground ::
metrom(7) go underground ::
ísť do ilegality(8) underground economy ::
tieňová ekonomika(9) underground passage ::
podzemné pasáž(10) underground river ::
podzemná rieka