Dict: strongs - flint

Strongs:

H2496 @ חלּמישׁ challâmîysh khal-law-meesh' Probably from H2492 (in the sense of hardness); flint: - flint ({-y}) rock.

H6862 @ צר צר tsar tsâr {tsar} tsawr From H6887; narrow; (as a noun) a tight place (usually {figuratively} that {is} trouble); also a pebble (as in H6864); (transitively) an opponent (as crowding): - {adversary} afflicted ({-tion}) {anguish} {close} {distress} {enemy} {flint} {foe} {narrow} {small} {sorrow} {strait} {tribulation} trouble.

H6864 @ צר tsôr tsore From H6696; a stone (as if pressed hard or to a point); (by implication of use) a knife: - {flint} sharp stone.