The bandage was wound around the wound.
The farm was used to produce produce.
The insurance was invalid for the invalid.
I would like to present you with a present when you are present.
Did you pronounce/read them right the first time? Or did you have to think about them? English can be very confusing but look closely and you will see some are verbs, others are nouns, and some are adjectives. They have different phonetics and stress as well.
wound (verb) = wownd; while wound (noun) = woond
produce (verb) = PRO (as in oh); while produce (noun) = PROD (as in prod)
invalid (adjective) = inVALid; invalid (noun) = inverlid
present (verb) = preSENT; or present (noun or adjective) = PRESent