When it comes to the "I" sound in words, American English almost always has both pronunciations (e.g. semiconductor, semifinal).
Interestingly, Merriam Webster's pronunciation for all these words (including Iran), have it without the "I" sound.
Interestingly, Merriam Webster's pronunciation for all these words (including Iran), have it without the "I" sound.
What on earth are they?
EDIT: The radio show was Science Friday, October 15th episode, "Why do politicians talk like that?", https://www.wnycstudios.org/podcasts/science-friday/articles...