In which row is the unchecked stressed vowel of the root missing in all the words: invitation, dog? - briefly
The unchecked stressed vowel of the root is absent in both words. In "invitation," the stress is on the second syllable with the vowel 'i,' which is checked due to the following consonant cluster; in "dog," the vowel 'o' is checked as it is followed by a consonant.
In which row is the unchecked stressed vowel of the root missing in all the words: invitation, dog? - in detail
The topic under discussion is the absence of the unchecked stressed vowel of the root in certain words, specifically focusing on "invitation" and "dog." To delve into this matter, we need to first understand what an "unchecked vowel" refers to in linguistics. An unchecked vowel is a vowel that does not end with a consonant or another vowel within the syllable it occupies. In other words, it stands alone and is not followed by any sound that could potentially alter its pronunciation.
When we examine the word "invitation," we observe that the primary stress falls on the third syllable: "i-nvi-ta-tion." The vowel in question here is the 'a' in "-tion" which, in this context, is not an unchecked vowel because it is followed by a consonant cluster '-ti-'. Therefore, "invitation" does not qualify as a word with an unchecked stressed vowel of the root.
Let us now turn our attention to the word "dog." The primary stress in this word falls on the first syllable: "dōg." Here, the vowel 'o' is indeed an unchecked vowel because it stands alone and is not followed by any other sound within its syllable. Thus, "dog" does contain an unchecked stressed vowel of the root.
In conclusion, we find that in the words "invitation" and "dog," the unchecked stressed vowel of the root is missing only in "invitation." The word "dog," on the other hand, contains such a vowel, making it the sole instance within this comparison where an unchecked stressed vowel of the root is present.