לָחַשׁlâchash

whisper, charm

Pronunciation: law-khash' · Hebrew/Aramaic (Old Testament) · H3907

Meanings

Pi`el: whisperers, (i.e. serpent-charmers (Psalms 58:6)

Hithpa`el: whisper together (Psalms 41:8; 2 Samuel 12:19)

Same root

לוֹחֵשׁLôwchêsh · H3873Lochesh, an Israelite
לַחַשׁlachash · H3908properly, a whisper, i.e. by implication, (in a good sense) a private prayer, (in a bad one) an incantation; concretely, an amulet

Where it appears

Appears 3 times in the Bible.

2 Samuel 12:19 When David saw them whispering, he realized what had happened. “Is the child dead?” he asked. “Yes,” they replied, “he is dead.”
Psalms 41:7 All who hate me whisper about me, imagining the worst.
Psalms 58:5 ignoring the tunes of the snake charmers, no matter how skillfully they play.

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).