G4214 πόσος (pósos)

KJV renderings: how great (long, many), what
Strong's definition: interrogative pronoun (of amount) how much (large, long or (plural) many)
Derivation: from an absolute (who, what) and G3739 (ὅς);

From James Strong's public-domain dictionaries (G), JSON edition by OpenScriptures (CC-BY-SA). Every dotted-underline word in the text links here.