hydrochaeris

== Latin == === Etymology === From Ancient Greek ὕδωρ (húdōr, “water”) + χοίρος (khoíros, “pig”). === Adjective === hydrochaeris (neuter hydrochaere); third-declension two-termination adjective (relational, New Latin) water pig ==== Usage notes ==== Used exclusively as a taxonomic epithet and thus normally in the nominative singular; other inflections may be theoretical or rarely found. ==== Declension ==== Third-declension two-termination adjective.