A — 1: εὐθύς
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(Strong's #2117 — Adjective — euthus — yoo-thoos' )

"direct, straight, right," is translated "straight," figuratively, of the paths of the Lord, Matthew 3:3; Mark 1:3; Luke 3:4; in Luke 3:5 of the rectification of the crooked, with reference to moral transformation; in Acts 9:11 , the name of a street in Damascus, still one of the principal thoroughfares. See RIGHT.

A — 2: ὀρθός
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(Strong's #3717 — Adjective — orthos — or-thos' )

used of height, denotes "upright," Acts 14:10; of line of direction, figuratively, said of paths of righteousness, Hebrews 12:13 .

B — 1: εὐθύνω
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(Strong's #2116 — Adverb — euthuno — yoo-thoo'-no )

akin to A, No. 1, is used of the directing of a ship by the steersman, James 3:4 (see GOVERNOR , B, Note); metaphorically, of making "straight" the way of the Lord, John 1:23 .

B — 2: ἀνορθόω
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(Strong's #461 — Verb — anorthoo — an-orth-o'-o )

"to set up, make straight:" see LIFT , No. 6.