Word-class pairs
Word-class pairs are pairs of words that are similar in spelling but different in grammatical category, pronunciation, and stress placement. If the word is a noun or an adjective, primary stress goes on the first syllable. If the word is a verb, primary stress goes on the second syllable.
Jones, D. (2011). Cambridge English Pronouncing Dictionary. Cambridge University Press.
Ogden, R. (2009). An Introduction to English Phonetics. Edinburgh University Press.