Part of speech: Adverb
in an unarguable and undisputed manner
Example: you write as if this fact whilst inarguably forever condemning me to the ranks of Bohemianism nevertheless earned for me the right of entry into any company
undisputed – A related word in the same word family.
ly – A related word in the same word family.
Regional dialects create new vocabulary faster than standard dictionaries can track them.