Psa. 64:8 KJV (With Strong’s)

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8
So they shall make their own tongue
lashown (Hebrew #3956)
also (in plural) feminine lshonah {lesh-o-naw'}; from 3960; the tongue (of man or animals), used literally (as the instrument of licking, eating, or speech), and figuratively (speech, an ingot, a fork of flame, a cove of water)
KJV usage: + babbler,bay, + evil speaker, language, talker, tongue, wedge.
Pronounce: law-shone'
Origin: or lashon {law-shone'}
to fall
kashal (Hebrew #3782)
to totter or waver (through weakness of the legs, especially the ankle); by implication, to falter, stumble, faint or fall
KJV usage: bereave (from the margin), cast down, be decayed, (cause to) fail, (cause, make to) fall (down, -ing), feeble, be (the) ruin(-ed, of), (be) overthrown, (cause to) stumble, X utterly, be weak.
Pronounce: kaw-shal'
Origin: a primitive root
upon themselves: all that see
ra'ah (Hebrew #7200)
to see, literally or figuratively (in numerous applications, direct and implied, transitive, intransitive and causative)
KJV usage: advise self, appear, approve, behold, X certainly, consider, discern, (make to) enjoy, have experience, gaze, take heed, X indeed, X joyfully, lo, look (on, one another, one on another, one upon another, out, up, upon), mark, meet, X be near, perceive, present, provide, regard, (have) respect, (fore-, cause to, let) see(-r, -m, one another), shew (self), X sight of others, (e-)spy, stare, X surely, X think, view, visions.
Pronounce: raw-aw'
Origin: a primitive root
them shall flee away
nadad (Hebrew #5074)
properly, to wave to and fro (rarely to flap up and down); figuratively, to rove, flee, or (causatively) to drive away
KJV usage: chase (away), X could not, depart, flee (X apace, away), (re-)move, thrust away, wander (abroad, -er, -ing).
Pronounce: naw-dad'
Origin: a primitive root
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Cross References

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tongue.
all that.
Psa. 31:11• 11I was a reproach among all mine enemies, but especially among my neighbors, and a fear to mine acquaintance: they that did see me without fled from me. (Psa. 31:11)
;
Psa. 52:6• 6The righteous also shall see, and fear, and shall laugh at him: (Psa. 52:6)
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Num. 16:34• 34And all Israel that were round about them fled at the cry of them: for they said, Lest the earth swallow us up also. (Num. 16:34)
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1 Sam. 31:3‑7• 3And the battle went sore against Saul, and the archers hit him; and he was sore wounded of the archers.
4Then said Saul unto his armorbearer, Draw thy sword, and thrust me through therewith; lest these uncircumcised come and thrust me through, and abuse me. But his armorbearer would not; for he was sore afraid. Therefore Saul took a sword, and fell upon it.
5And when his armorbearer saw that Saul was dead, he fell likewise upon his sword, and died with him.
6So Saul died, and his three sons, and his armorbearer, and all his men, that same day together.
7And when the men of Israel that were on the other side of the valley, and they that were on the other side Jordan, saw that the men of Israel fled, and that Saul and his sons were dead, they forsook the cities, and fled; and the Philistines came and dwelt in them.
(1 Sam. 31:3‑7)
;
Nah. 3:7• 7And it shall come to pass, that all they that look upon thee shall flee from thee, and say, Nineveh is laid waste: who will bemoan her? whence shall I seek comforters for thee? (Nah. 3:7)
;
Rev. 18:4,10• 4And I heard another voice from heaven, saying, Come out of her, my people, that ye be not partakers of her sins, and that ye receive not of her plagues.
10Standing afar off for the fear of her torment, saying, Alas, alas, that great city Babylon, that mighty city! for in one hour is thy judgment come.
(Rev. 18:4,10)

J. N. Darby Translation

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8
By their own tongue they are made to fall over one another: all that see them shall flee away.