Columbia subject headings:
Arabic language--Lexicology--Early works to 1800.
Arabic language--Synonyms and antonyms--Early works to 1800.
Harvard subject headings:
Arabic language--Lexicology--Early works to 1800.
Arabic language--Synonyms and antonyms--Early works to 1800.
Princeton subject headings:
Arabic language--Lexicology--Early works to 1800.
Arabic language--Synonyms and antonyms--Early works to 1800.