Lexical Definition

‎חֶרֶשׁ‎ cheresh (kheh'-resh) silently ^H:Adv
from ‎חָרַשׁ‎

cunning, secretly.

• magical craft
• also silence

adv
1) silently, secretly
n m
2) magic art, magician

Brown-Driver-Briggs

I. ‎חֶ֫רֶשׁ‎ noun [masculine] as adverb silently, secretly — ‎׳‎‎מְרַגְּלִים ח‎ Josh 2:1 (JE) exploring secretly.

II. ‎חֶ֫רֶשׁ‎ noun [masculine] magic art, or perhaps magic drug (Aramaic practise magic, ‎חָרָשׁ‎, magician, incantation, magic art, preparation of magic potion, so Ethiopic one using incantations; incantation, magic; compare perhaps Arabic , a medicinal broth given to women in childbed; ‎חֶרֶשׁ‎ perhaps magical drug, see RS^{JPh xiv. 1885, 125}) — only ‎חֲכַם‎ ‎חֲרָשִׁים‎ Isa 3:3 skilled in magic arts, or drugs (|| ‎נְבוֺן לָ֑חַשׁ‎), ( > others generally = handicraft).

Brown-Driver-Briggs References