Philippensis
Could not find Philippensem in Logeion dictionaries.
Philippensem Proper-name adjective: masculine accusative singular, Proper-name adjective: feminine accusative singular of Philippensis
Phĭlippensis, v. Philippi, A.
Philippēnsis, e, s. Philippī.
ad Philipenses
Phĭlippēnsis, (13) e, v. Philippi.