Pronunciation: [ˈɪnə mˈə͡ʊst] (IPA) 
The spelling of the word "inner most" can be explained using the International Phonetic Alphabet (IPA). The first syllable, "in", is pronounced like "ɪn" and the second syllable, "ner", is pronounced like "nər". The final syllable, "most", is pronounced like "moʊst". Therefore, the correct IPA transcription of "inner most" is "ˈɪnərˌmoʊst". This word is used to refer to the most internal or intimate part of something or someone.
The term "inner most" is an adjective that is used to describe something as being located or situated closest to the center or core of something. It refers to the most internal or intimate part of an entity, often highlighting a sense of depth and profoundness.
In a literal sense, "inner most" can denote the deepest part of a physical object or entity. For instance, it can refer to the innermost layer of the Earth's core or the innermost chambers of the human heart. In this context, "inner most" emphasizes the level of inaccessibility and remoteness of the subject.
Figuratively, "inner most" is frequently employed to describe emotions, thoughts, or personal experiences. It refers to the deepest, most private and personal aspects of one's being. For instance, someone's innermost fears, desires, or beliefs are the ones that are most deeply hidden or personal to them. It is a way of expressing a level of intimacy, vulnerability, or exclusivity.
Overall, "inner most" describes something that is at the core, centrally positioned, or of utmost depth and importance within a physical or metaphorical entity. It conveys a sense of profoundness, inaccessibility, or intense personal significance.
The phrase "innermost" comprises two separate words: "inner" and "most".
The word "inner" is derived from the Old English word "innemest", which means "the farthest inside". It is a combination of the prefix "in-" meaning "within" and "emest", meaning "the farthest". Over time, this became "inner" in Middle English.
The word "most" originates from the Old English word "mǣst", meaning "greatest, most". It is related to the Old English word "mǣsse", which means "measure" and "mǣstling", meaning "greatest".
When combined, "inner" and "most" create "innermost", meaning "the very furthest inside or closest to the center".
