רָחַב râchab (H7337)

to broaden (intransitive or transitive, literal or figurative)

1) to be or grow wide, be or grow large 1a) (Qal) to be widened, be enlarged 1b) (Niphal) broad or roomy pasture (participle) 1c) (Hiphil) 1c1) to make large 1c2) to enlarge

a primitive root;