Ὀρθῶς [2 verses](adv) "Correctly" is from orthos, which means "straight", "right", "true", "correct", in height, "upright", "standing", in line, "straight", metaphorically, "right", "safe", and "prosperous."  - The word translated as "right" means primarily "straight" but it used to mean "true" and "correct". Here is it is an adverb, so "correctly".