"More overlying" is spelled using the IPA phonetic transcription as /mɔːr ˈoʊvərˌlaɪɪŋ/. The first syllable "more" is pronounced with a long "o" sound and the second syllable is pronounced with a schwa sound. "Overlying" is pronounced with a stressed "o" sound in the first syllable and a schwa sound in the second syllable. The word "overlying" means to be situated or placed above or on top of something else. When combined with "more", it implies a greater degree or quantity of the overlying.
The word "more" is an English adverb meaning "in a greater or additional amount or degree". It is derived from the Old English word "māra", which shares a similar meaning.
The word "overlying" is a present participle form of the verb "overlie". "Overlie" is derived from the combination of two words: "over" and "lie". "Over" is an English preposition indicating movement or placement above or on top of something, while "lie" is a verb meaning "to be or stay at rest in a horizontal position". The combination of these words gives "overlie" the meaning of "to rest or lay on top of something".
When "more" is added before "overlying", it intensifies the degree or amount of "overlying" in reference to something.