Greek preposition 5484 charin is the accusative of Greek feminine noun 5485 charis which is the temporary bestowment of God’s Spirit and retention is the predicate of the “seed” “sower” [Mark 4:13-25] and Greek neuter noun 5486 charisma is the permanent endowment of God’s Spirit subsequent to passing God’s “seed” “sower” [Mark 4:13-25] test which God explains from a different perspective as God explains through his apostle Paul [who is among God’s “election”] in the third chapter of 1st Corinthians. Your understanding will be enhanced by studying Greek verb 837 auxano.