Columbia subject headings:
English language--Morphology.
English language--Reduplication.
English language--Suffixes and prefixes.
English language--Word formation.
Grammar, Comparative and general--Morphology.
Harvard subject headings:
English language--Morphology
English language--Reduplication
English language--Suffixes and prefixes
English language--Word formation
Grammar, Comparative and general--Morphology.
Princeton subject headings:
English language--Morphology.
English language--Reduplication.
English language--Suffixes and prefixes.
English language--Word formation.
Grammar, Comparative and general--Morphology.