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.

Example:

Present (Noun): /ˈprɛz.ənt/
Present (Verb): /prɪˈzɛnt/

Produce (Noun): /ˈprɒd.juːs/
Produce (Verb): /prəˈdjuːs

Record (Noun): /ˈrɛk.ɔːrd/
Record (Verb): /rɪˈkɔːrd/

Sources:

Jones, D. (2011). Cambridge English Pronouncing Dictionary. Cambridge University Press.

Ogden, R. (2009). An Introduction to English Phonetics. Edinburgh University Press.