The spelling of the word "unlikest" might seem unusual, but it follows English language conventions. In IPA phonetic transcription, the word is /ˌʌnˈlaɪkɪst/. The prefix "un-" means "not," and the suffix "-est" is used to show the superlative degree of comparison. Therefore, "unlikest" means "least similar." While it may not be a commonly used word, understanding its spelling and pronunciation can aid in building a strong foundation in the English language.
The word "unlikest" is derived from the root word "like", with the addition of the prefix "un-" (meaning "not") and the suffix "-est" (used to form the superlative degree of adjectives).