furrowed, cut open, dug up, slashed torn (perhaps also “beaten”) MN.i.178 (hatthipadaṃ dantehi ārañjitaṃ an elephant-track bearing the marks of tusks, i.e. occasional slashes or furrows).
in form = Sk. *ārañjita, ā + pp. of rañjayati, Caus. of rañj or raj, but in meaning different. Perhaps to rac (as *racita) to furnish with, prepare, or better still to be regarded as an idiomatic Pāli form of soundroot *rac (see āracayā˚) mixed with rañj, of which we find another example in the double spelling of āracayā (& ārajayā) q.v.