NATIONAL PARK SERVICENational Park Service · English · Reference checkedReferenceOpen English WordNet 2024oewn2024:lemma:NATIONAL PARK SERVICETier 1Ordinal213Pythagorean87Classical201Reverse300Reverse Reduction120Standard1222Final Large1702Ordinal196Reduced52Atbash333Isopsephy1055Ordinal209Abjad1143