Strong’s Greek
G814 — ataktos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἀτάκτως
ataktos — pronounced at-ak'-toce
adverb from 813, irregularly (morally):--disorderly. see GREEK for 813
2 occurrences in the KJV.
2 Thessalonians 3:6
Now we command you, brethren, in the name of our Lord Jesus Christ, that ye withdraw yourselves from every brother that walketh disorderly, and not after the tradition which he received of us.
2 Thessalonians 3:11
For we hear that there are some which walk among you disorderly, working not at all, but are busybodies.