causticum
Could not find causticis in Logeion dictionaries.
causticis Noun: neuter dative plural, Noun: neuter ablative plural of causticum
causticis Adjective: feminine ablative plural, Adjective: feminine dative plural, Adjective: masculine dative plural, Adjective: masculine ablative plural, Adjective: neuter dative plural, Adjective: neuter ablative plural of causticus
causticis Noun: feminine dative plural, Noun: feminine ablative plural of caustice
~is, asperis, firmioribus
lexiva in ~a mittitur et est ad usum medicine eficacissima