From natah; a bed (as extended) for sleeping or eating; by analogy, a sofa, litter or bier -- bed((-chamber)), bier.
see HEBREW natah
H4296. mittah
מִטָּה noun feminine couch, bed (place of reclining; מטותם Ecclus 48:6); — absolute מִטָּה Amos 3:12 14t.; construct מִטַּת 2 Kings 4:21; suffix מִטָּתִי Psalm 6:7, מִטָּתֶ֑ךָ Exodus 7:28, מִטָּתוֺ 2 Samuel 4:7 6t.; plural מִטּוֺת absolute 2 Kings 11:2; 2 Chronicles 22:11, construct Amos 6:4; Esther 1:6; — couch, bed, common article of furniture 2 Kings 4:10, compare 4:21; 4:32; 1 Kings 17:19, for repose, especially at night, or in illness Genesis 47:31 (J; הַמּ ׳ראֹשׁ), compare 48:2 (J), 49:33 (P), Psalm 6:7; Proverbs 26:14; 2 Chronicles 24:25 (probably), and for sitting, or reclining by day 1 Samuel 28:23; 1 Kings 21:4; מ ׳מְּאַת Amos 3:12; seat of King Solomon Song of Solomon 3:7; in bed-chamber (מִשְׁכָּב חֲדַר) Exodus 7:28 (J), 2 Samuel 4:7; sometimes portable 1 Samuel 19:15 compare 19:13; 19:16, hence = bier 2 Samuel 3:31; sometimes high 2 Kings 1:4, 6, 16 (שָׁם עָלָה opposed to מִן יָרַד); sometimes costly, (with frames) of ivory Amos 6:4; for reclining at feasts, made of gold and silver Esther 1:6; compare ׳מ כְּבוּדָּה Ezekiel 23:41 glorious couch; הַמִּטּוֺת חֲדַר 2 Kings 11:2 2 Chronicles 22:11 (see חֶדֶר). — compare also מִשְׁכָּב (שׁכב), עֶרֶשׂ.