The primary stress is on the first syllable. RAY-dee-oh. When trying to locate the primary stress, the easiest way is to hum the word. When you hum it, the syllable with primary stress will come out louder. Secondary stress will be second loudest, etc.
equal stress
3rd a
The syllables are en-thu-si-as-tic. The primary emphasis rests on "thu" and the secondary stress on "as."
The third syllable.
The third.
The primary stress in the word "comfort" is on the first syllable, "com."
The primary stress in the word "organization" falls on the third syllable.
The primary stress in the word "machine" is on the first syllable, "ma-".
The primary stress in the word "access" is on the first syllable, "ac-".
The first syllable, "cab", has the primary stress.
The vowel with primary stress in the word "bamboo" is the second "a" sound.
The primary stress in the word "secretary" falls on the second syllable - "re".
primary stress of camera
The primary stress of the word absence is on the first syllable, ab.
The vowel with primary stress in the word "ceremony" is the first "e" - /ˈsɛrəˌmoʊni/.
The primary stress in the word "dictionary" falls on the second syllable, "tion". It is pronounced as "dic·tio·nary".
The primary stress mark in the word "cinnamon" is on the first syllable, which is "cin-."