The correct spelling of the phrase "most suborned" is /məʊst səˈbɔːnd/, with the stress on the second syllable of "suborned." Suborned means to bribe or coerce someone into committing an unlawful act, and when used in the superlative form "most suborned," it means the most extensively or habitually bribed or corrupted. Ensuring proper spelling is important as it allows for clear communication and understanding of the intended meaning of the text.