Strong's Concordance

Original word: καταναρκάω
Transliteration: katanarkaó
Definition (short): burden
Definition (full): to grow numb

NAS Exhaustive Concordance

Word Origin: from kata and narkaó (to grow numb)
Definition: to grow numb
NASB Translation: burden (3).
NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries.
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Strong's Exhaustive Concordance

From kata and narkao (to be numb); to grow utterly torpid, i.e. (by implication) slothful (figuratively, expensive) -- be burdensome (chargeable).

see GREEK kata

KJV: And when I was present with you, and wanted, I was chargeable to no man: for that which was lacking to me the brethren which came from Macedonia supplied: and in all things I have kept myself from being burdensome unto you, and so will I keep myself.
NASB: and when I was present with you and was in need, I was not a burden to anyone; for when the brethren came from Macedonia they fully supplied my need, and in everything I kept myself from being a burden to you, and will continue to do so.
KJV: For what is it wherein ye were inferior to other churches, except it be that I myself was not burdensome to you? forgive me this wrong.
NASB: For in what respect were you treated as inferior to the rest of the churches, except that I myself did not become a burden to you? Forgive me this wrong!
KJV: Behold, the third time I am ready to come to you; and I will not be burdensome to you: for I seek not yours, but you: for the children ought not to lay up for the parents, but the parents for the children.
NASB: Here for this third time I am ready to come to you, and I will not be a burden to you; for I do not seek what is yours, but you; for children are not responsible to save up for their parents, but parents for their children.