Two, a pair. Dýo. A witness requires two, a cord of two is not easily broken, and Jesus sent his disciples out two by two. Agreement between two carries weight.

To walk, to live, to conduct oneself. Peripateo. Walk worthy of the calling to which you have been called. How you live is the walking commentary on what you believe.

Reveal, make visible, manifest. Phaneroo. What was hidden in God before time has been made visible in Christ. The secret is out. Live in the light of what has been revealed.

Other, different, another kind. Héteros. Not merely a second of the same, but a different order altogether. When Paul warns against a héteros gospel, he means one of a wholly different nature. Discern the difference.

Form, appearance, outward expression. Morphe. He was in the form of God but did not consider equality with God something to be grasped. He let go of glory to take on flesh.

to traverse, i.e. travel (literally or figuratively; especially to remove (figuratively, die), live, etc.);