grasp; lay hold; get down; overtake; overcome:  καταλαμβανο

John 1:5 “And the light shines in darkness; and the darkness comprehended/overtook/overcame it not.”
John 8:3-4 “And the scribes and Pharisees brought unto him a woman taken/layed hold of/grasped in adultery; and when they had set her in the midst, they say unto him, Master, this woman was taken/layed hold of/grasped in adultery, in the very act.
Mark 9:17-18 “And one of the crowd answered Him, Teacher, I brought You my son, possessed with a spirit which makes him mute; and whenever it seizes/grasps/overtakes/overcomes him, it dashes him [to the ground] and he foams [at the mouth], and grinds his teeth and stiffens out. And I told Your disciples to cast it out, and they could not do it.
I Corinthians 9:24 “Know you not that they which run in a race run all, but one receives the prize? So run, that you may obtain/grasp/overtake/overcome.”
Ephesians 3:17-19 “That Christ may dwell in your hearts by faith; that you, being rooted and grounded in love, may be able to comprehend/grasp/overtake/overcome with all saints what is the breadth, and length, and depth, and height; and to know the love of Christ, which passes knowledge, that you might be filled with all the fullness of God.”
Philippians 3:12-14 “Not as though I had already attained, either were already perfected: but I follow after, if that I may apprehend/grasp/overtake/overtake that for which also I am apprehended/overtaken/grasped/overcome of Christ Jesus. Brethren, not as yet am I reckoning myself to have grasped/apprehended/overtaken, yet one thing -- forgetting, indeed, those things which are behind, yet stretching out to those in front -- toward the goal am I pursuing for the prize of God's calling above in Christ Jesus.”
I Thessalonians 5:3-4 “Now whenever they may be saying Peace and security, then extermination is standing by them unawares, even as a pang over the pregnant, and they may by no means escape. Now you, brethren, are not in darkness, that the day may be overtaking/grasping/overcoming you as a thief,…”