Haply

Vine's Expository Dictionary of NT Words

1: εἰ (Strong'S #1487 686 — Conjunction — ei ara — i )

denotes "if therefore," "if accordingly" (i.e., if in these circumstances), e.g.,  Mark 11:13 , of Christ and the fig tree (not "if perchance," but marking a correspondence in point of fact).

2: εἰ (Strong'S #1487 686 1065 — Conjunction — ei arage — i )

denotes "if in consequence," e.g.,  Acts 17:27 , "if haply" they might feel after God, in consequence of seeking Him.

3: μήποτε (Strong'S #3379 — Conjunction — me pote — may'-pot-eh, may pot'-eh )

lit., "lest ever," "lest haply," e.g.,  Luke 14:29 , of laying a foundation, with the possibility of being unable to finish the building;  Acts 5:39 , of the possibility of being found fighting against God;  Hebrews 3:12 Rv, "lest haply," of the possibility of having an evil heart of unbelief. The Rv usually has "lest haply" (Av "lest at any time"), e.g.,   Matthew 4:6;  5:25;  13:15;  Mark 4:12;  Luke 4:11;  21:34;  Hebrews 2:1; in  Matthew 25:9 , the Rv has "peradventure;" in  2 Timothy 2:25 , Av and Rv, have "if peradventure;" in  John 7:26 the Rv has "Can it be that," for the word "Do" in the Av.

4: μήπως (Strong'S #3381 — Conjunction — me pos — may'-poce, may poce )

denotes "lest in any way," "by any means," e.g.,  2 Corinthians 9:4 , Av, "lest haply," Rv, "lest by any means."

5: μήπως (Strong'S #3381 4458 — Conjunction — me pou — may'-poce, may poce )

denotes "lest somehow;" the Rv has "lest haply" in  Acts 27:29 (some mss. have No. 4, here).

Morrish Bible Dictionary

'Perchance, perhaps.'  1 Samuel 14:30;  Mark 11:13;  Luke 14:29 , etc.

King James Dictionary

Hap'Ly, adv. By chance perhaps it may be.

Lest haply ye be found to fight against God.  Acts 5

1. By accident casually.

Webster's Dictionary

(adv.) By hap, chance, luck, or accident; perhaps; it may be.