ar > ru > rudh/ruh > lōhá in other East Indo-European Languages (12)
According to Turner’s A Comparative Dictionary of the Indo-Aryan Languages, Sanskrit word lōhá means “red, copper-coloured, made of copper, copper, iron,” and it is derived from the root *rudh- (red). He also provides the cognates of rudhirá in other East Indo-European languages and dialects:
Pali lōha-; Prakrit lōha-; Gypsy and Palestinian dialect of Asiatic Gypsy of the Nawar li°, lihi, elhás; Asiatic dialects of Gypsy loa; Waigalī loa; Khowār loh; Sindhī lohu; Lahndā lohā; Awāṇkārī (dialect of Lahndā) lōhā; Panjābī lohā; West Pahāṛī and Bhadrawāhī (dialect of West Pahāṛī) lɔ̃u; Bhalesī (dialect of West Pahāṛī) lõ̀; Pāḍarī (sub-dialect of Bhadrawāhī dialect of West Pahāṛī) and Jaunsārī (dialect of West Pahāṛī) lōh; Paṅgwāḷī (dialect of Shina) luhā; Curāhī (dialect of West Pahāṛī) and Cameāḷī (dialect of West Pahāṛī) lohā; Kumaunī luwā; Nepāli lohu, lohā; Assamese lo; Bengali lo, no; Oṛiyā lohā, luhā; Maithilī loh; Bhojpurī lohā; Awadhī, Lakhīmpurī (dialect of Awadhī) lōh; Hindī loh, lohā; Gujarātī, Marāṭhī loh; Sinhalese loho, lō; Maldivian (dialect of Sinhalese) ratu-lō.
All these cognates and the following words related to lōhá originate from Tamil ar.
lōhala, made of iron. lōhi, red, blood. lṓhita, red; any red substance; blood. lōhitaka, reddish. *lōhittara, reddish. *lōhila, red. *lōhiṣṭha, very red. lōhī, any object made of iron. laúha-, made of copper or iron. lauhabhāṇḍa, iron pot, iron mortar. *lauhāṅgika, iron-bodied.