The spelling of the word "most dolorific" can be explained phonetically using the International Phonetic Alphabet (IPA). The word is pronounced as /moʊst dɒlərɪfɪk/. The "o" sound in "most" is pronounced as "oh" while the "i" sound in "dolorific" is pronounced as "ee". The stressed syllable is the second syllable in "dolorific" which is spoken as "dol-OR-ific". The word itself means extremely painful or distressing, and its spelling is important to accurately convey its meaning.
The word "dolorific" is a relatively rare word derived from the Latin term "dolor" meaning "pain" and the suffix "-fic" meaning "to make" or "give" in Latin. Therefore, "dolorific" can be understood to mean "pain-causing" or "painful".
The phrase "most dolorific" is a combination of the superlative form "most" and the word "dolorific". The superlative form indicates the highest degree of pain or the most painful. So, "most dolorific" essentially means "the most painful".
However, it is important to note that "dolorific" is not commonly used in contemporary English. It is more often found in medical or technical contexts.