a.meq describes speech or lips that cannot readily be understood, and once the depths of Sheol.

The attested use most often describes speech, language, or lips that cannot be understood; once it occurs in the phrase for the depths of Sheol.

1. Difficult-to-understand speech or lips · dominant

   In Ezekiel 3:5 and Ezekiel 3:6, the construct masculine plural form characterizes the speech and language of peoples whose words cannot be understood; the APB renders the surrounding description as “obscure speech and difficult language.” In Isaiah 33:19, the same form qualifies a people's lips in a clause about hearing “a stammering tongue with no understanding”; the APB renders the phrase as “a people of unfathomable lips.”

   Ezekiel 3:5Ezekiel 3:6Isaiah 33:19
2. Depths of Sheol · rare

   In Proverbs 9:18, the construct masculine plural form occurs in the clause locating her called ones in Sheol; the APB renders the setting as “in the depths of Sheol.”

   Proverbs 9:18

In the Anselm Project Bible: The APB presents the speech-related occurrences with “obscure,” “difficult,” and “unfathomable,” while Proverbs 9:18 has “depths of Sheol.” These renderings confirm the clauses' overall presentation rather than fixing a separate English equivalent in each verse.