Final answer:
The letter 'Y' is regarded as both a vowel and a consonant according to pronunciation guides in the dictionary.
Step-by-step explanation:
The letter 'Y' is regarded as both a vowel and a consonant according to pronunciation guides in the dictionary. It functions as a consonant at the beginning of words like 'yellow' or 'yarn' where it has a consonant sound. However, it functions as a vowel in words like 'cry' or 'myth' where it represents a vowel sound.
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