kaṭu (sharpness) > śíras in other Indo-European Languages (31)
Turner’s A Comparative Dictionary of the Indo-Aryan Languages says Sanskrit word śíras means “head.” He also makes a list of cognates of śíras in other Indo-European languages and dialects:
Pali sira-; Prakrit sira-; Gypsy or Romani and European šero; Palestinian dialect of Asiatic Gypsy of the Nawar síri; Kati or Katei ċyuŕ, min-ċir, pċĩŕ; Prasun ǰī; Kalasha ċir; Pashai šīr; Kashmiri hĕr, hīr; Rāmbanī (dialect of Kashmiri in Jammu) śiri; Sindhī siru, sirī; Lahndā sir; Panjābī sirī; West Pahāṛī śir, śirī; Curāhī (dialect of West Pahāṛī) śir; Kumaunī and Nepāli sir; Assamese xir; Bengali sir; Oṛiyā sira; Maithilī, Awadhī, and Lakhīmpurī (dialect of Awadhī) sir; Hindī sir, sirā, sirī; Gujarātī sir, sar; Marāṭhī śir, śīr; Sinhalese sira.
All these cognates and the following words related to śíras originate from the Tamil root kaṭu (sharpness).
*śiraanta, “head-end.” *śiraādhāna, “resting-place for the head.” śiraḥphala, see śrīphala. śrīphala, “Aegle marmelos, fruit coconut.” śiraḥsthāna, “place for the head.” *śirapāda, “head and foot.” *śairapāda, “headpiece or foot piece of a bed.” *śirōdhāna, “placing on the head.” *śirōvaṁśiya, “head beam.” *śirōvāla, “hair of head.” *śirōvyādhi, “headache.” śīrṣá, “head, skull.” śīrṣapaṭṭaka, “turban.” *śīrṣaśūla, “headache.” śīrṣānta, “head of a bed.” śaimbya, “pertaining to legumes.” *śairapāda-, see *śirapāda. śairasa-, “head of bed.” *śairasānta-, “head end of bed.” *ut-śiras, “pillow.” ut-śīrṣa, “one who has raised his head.” upaśānti, “cessation, tranquility.” upaśiras, see *ut-śiras-. tsriśiras, “three-headed.” avaśīrṣaka, “having the head turned down.” aśīrṣán, “headless.” *ardhaśīrṣa, “migraine.” kapiśīrṣa, “the upper coping of a wall.” *dvāraśīrṣa, “top of door.” rathaśīrṣá, “fore part of a carriage.”