A primitive root; to brood; by implication, to be relaxed -- flutter, move, shake.
H7363. rachaph
I. [רָחַף] verb grow soft, relax (compare Arabic be soft); —
Qal Perfect3plural רָֽחֲפוּ Jeremiah 23:9 (bones of one appalled).
II. רָחַף verb Pi`el hover (Late Hebrew id., compare GrünbaumZMG xxxix (1885), 607; Syriac Pa`el move Gently, also cherish, and brood, compare Thess. see; connection with I. ׳ר dubious); —
Pi`el Imperfect3masculine singular עַל יְרַחֵף Deuteronomy 32:11 (poem) of vulture hovering over young; Participle א ׳רוּחַ הַמָּ֑יִם עַלמְּֿנֵי מְרַחֶפֶת Genesis 1:2 (P); hovering over face of waters, or perhaps (see Syriac) brooding (and fertilizing), so JerQuaest. in Gen. ed. Lag. 4 (reading 'marahaefeth), compare Di Gunk.