1) whoever, whatever, who
Part of Speech: pronoun
From G3739 and G5100; which some, that is, any that; also (definitely) which same: - X and (they), (such) as, (they) that, in that they, what (-soever), whereas ye, (they) which, who (-soever). Compare G3754.
|(ἕως ὅτου) until||67.119|
|(ἕως ὅτου) while||67.139|
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root ὅστις; click on the second column to search for that grammatical form of the root ὅστις; click on the third column to search for that word and grammatical form; click on the total to search for the root ὅστις.