All the words change their stress pattern when a suffix is added to the root word
pro'nounce - pronunci'ation This word change the stress because it is a vowel /ə/ /au/ /ə/ / ʌ/
Words like these are usually shown as having only one main stressed syllable
illiterate
recover
resort
Which of these words have their main stress on the prefix?
Countermand
Counterpart
Undercurrent
Undercover
Superimpose
When a word with prefix is used in conversation, it usually goes through stress shift, with the main stress syllable usually being prominent
+ noun compounds have stress on the second part
