Lexical Definition

‎שָׁחַק‎ shâchaq (shaw-khak') to beat H:V
a primitive root

beat, wear.

1) to rub away, beat fine, pulverise
1a) (Qal)
1a1) to rub away
1a1a) of incense, stones
1a1b) of enemies (fig)

Usage: 4 forms in 4 verses
Form Translated As     In Verse(s)
שָׁ֥חֲקוּ they rub away Job.14.19
וְשָֽׁחַקְתָּ֣ and you will beat fine Exod.30.36
וְאֶשְׁחָקֵ֖ם and I beat fine them 2Sam.22.43
וְֽאֶשְׁחָקֵ֗ם and I crushed them Ps.18.42

Brown-Driver-Briggs

[‎שָׁחַק‎] verb rub away, beat fine, pulverize (so Arabic , worn garment, thin clouds; Aramaic ‎שְׁחַק‎, pilverize; Ecclus ‎שחק‎ Eccl 6:36 is go often (wear by treading), Str compare iter terere); —

Qal Perfect 3 plural ‎אֲבָּנִים שָֽׁחֲקוּ מַיִם‎ Job 14:19 waters rub away stones; 2 masculine singular ‎וְשָׁחַקְתָּ֫‎ Exod 30:36 (P; of pulverizing incense, see ‎דקק‎ Hiph`il); figurative, accusative of foes, Imperfect 1 singular suffix ‎וְאֶשְׁחָקֵם‎ 2Sam 22:43 (||) = Ps 18:43*.

Brown-Driver-Briggs References

Book Refs
Exodus 30:36
2 Samuel 22:43
Job 14:19
Psalms 18:43*
Ecclesiastes 6:36