MASCULINE FEMININE NEUTER SINGULAR NOM. probus proba probum GEN. probi probae probi DAT. probo probae probo ACC. probum probam probum ABL. probo proba probo PLURAL NOM. probi probae proba GEN. proborum probarum proborum DAT. probis probis probis ACC. probos probas proba ABL. probis probis probis