Columbia subject headings:
Arabic language--Archaisms.
Arabic language--Lexicology.
Arabic language--Word frequency.
Calques.
Hapax legomenon.
Qurʼan--Language, style.
Harvard subject headings:
Arabic language--Archaisms.
Arabic language--Lexicology.
Arabic language--Word frequency.
Calques
Hapax legomenon.
Qurʼan--Language, style.
Princeton subject headings: