רָחַב
From LSJ
ἐφ' ἁρμαμαξῶν μαλθακῶς κατακείμενοι → reclining softly on litters, reclining luxuriously in covered carriages
English (Strong)
a primitive root; to broaden (intransitive or transitive, literal or figurative): be an en-(make) large(-ing), make room, make (open) wide.