Diction adjectives are listed in this post. Each word below can often be found in front of the noun diction in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing DICTION.
appropriate, archaic, artificial, beautiful, classical, clear
correct, elaborate, elegant, elevated, english, exquisite
figurative, good, graceful, literary, lofty, noble
ornate, own, peculiar, perfect, poetic, poetical
polished, pompous, precise, proper, pure, simple
Hope this word list had the adjective used with diction you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.