kaṭu (sharpness) > khára in other Indo-European Languages (4)
Turner’s A Comparative Dictionary of the Indo-Aryan Languages says Sanskrit word khára means “hard, sharp, pungent, and hot (of wind).” He also provides the cognates of khára in other Indo-European languages and dialects:
Pali and Prakrit khara-; Kashmiri khorᵘ; Sindhī kharo; Lahndā and Panjābī kharā; West Pahāṛī and Bhadrawāhī (dialect of West Pahāṛī) kharo; Paṅgwāḷī (dialect of Shina), Curāhī (dialect of West Pahāṛī), and Cameāḷī (dialect of West Pahāṛī) kharā; Kumaunī kharo; Nepāli kharo; Assamese khar, kharā, khariba; Bengali kharā; Oṛiyā kharā; Old Awadhī khara; Hindi kharā; Gujarātī khar, kharũ; Marāṭhī khar, kharā; Koṅkaṇī kharo; Sinhalese kara-räs.
All these cognates and the following words related to khára originate from the Tamil root kaṭu (sharpness).
kharapattrā, “a variety of fig-tree.” kharayaṣṭikā, “a particular kind of plant.” *kharasrōtas, “having a rough stream.”