From shaphel; depressed, literally or figuratively -- base(-st), humble, low(-er, -ly).
see HEBREW shaphel
H8217. shaphal
שָׁפָל adjective low; — absolute ׳שׁ 2 Samuel 6:22 +, construct שְׁפַל Psalm 29:23 +; feminine singular שְׁפָלָה Ezekiel 17:14 +, construct שִׁפְלַת 17:6; plural שְׁפָלִים Job 5:11; —
1 low, in height, of vine Ezekiel 17:6, tree 17:24 (opposed to גָּבֹהַּ); ׳שׁ מִןהָֿעוֺר Leviticus 13:20 lower (deeper) than the skin (around it), so 13:21; 13:26, compare 14:37.
2 of a modest, unambitious kingdom Ezekiel 17:14; 29:14-15, low in station Job 5:11 (opposed to שָֽׂגְבוּ), Ezekiel 21:31 (Ges§ 90f.; read הַשְּׁפָלָה֣).
3 humiliated, ׳שׁ בְּעֵינָ֑י 2 Samuel 6:22; plural Malachi 2:9 ("" נִבְזִים).
4 lowly, as substantive Psalm 138:6 (opposed to גָּבֹהַּ), שְׁפָלִים רוּחַ Isaiah 57:15 ("" אִים נִדְכָּ); רוּחַ שְׁפַל 57:15, Proverbs 29:23 (opposed to אָדָם גַּאֲוַת), + 16:19 Thes and others (but see checkQal 2).