Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. dē-pālo, āvi, ātum, 1, v. a., to mark off or bound with palings (late Lat.).
2. dē-pălo, āre, v. a. [palam], to disclose, reveal: adulterium Veneris (Sol), Fulg. Myth. 2, 10; 3, 6.