Tantra is from the Sanskrit Tantrā. A modern American baby name in the broader Sanskrit heritage aesthetic. Tantra is a foundational name with deep heritage. Sanskrit Tantrā weaving-sacred-treatise + Sanskrit tan stretch + tra tool + foundational central Tantra foundational-central-Sanskrit-weaving-loom-warp sacred-esoteric-treatise + foundational central Tantra foundational-central-4th-of-Vedas-Puranas-Itihasas-Tantras Śruti-Smṛti-Purāṇa-Tantra fourth-corpus in-Sanskrit-tradition + foundational central Śaiva-Tantras 28-Śaivāgamas + 92-Shakta-Tantras + foundational central 64-Bhairava-Tantras foundational-central-Kashmir-Shaiva-Trika-Tantras Svacchanda-Tantra + Netra-Tantra + Vijñāna-Bhairava-Tantra + Mālinī-Vijayottara-Tantra + Rudra-Yāmala + Bhairava-Yāmala foundational-central-64-Bhairava-Tantras + foundational central Vijñāna-Bhairava-Tantra 112-Dhāraṇās foundational-central-Trika-meditation-treatise 152-verses on-Śiva-consciousness-attainment + foundational central Kula-Tantra + Śrī-Vidyā-Tantra + Kubjikā-Tantra + Kālī-Kula-Tantra + Mantra-Mahārṇava foundational-central-Tantric-corpus + foundational central Śakta-Tantras Devī-Bhāgavata + Kālīkā-Purāṇa + Devī-Māhātmya + Śāradā-Tilaka-Tantra + Prapañcasāra-Tantra by Adi Shankaracharya + foundational central Bhairavī-Tantra + Kāma-Kalā-Vilāsa + Ānanda-Laharī foundational-central-Śrī-Vidyā-Tantra + foundational central Abhinavagupta 950-1016 CE foundational-central-Trika-Tantra-master Tantrāloka 37-chapters Great-Illumination-of-Tantra + Tantrasāra + Parātrīśikā-Vivaraṇa on Rudra-Yāmala-Tantra foundational-central-Trika-Tantra + foundational central Śakta-Sammelana Yogi-Yoginī-Tantra-tradition + foundational central Bhagavad Gita 4:29 apāne juhvati prāṇaṃ prāṇe pānaṃ tathāpare prāṇāpāna-gatī ruddhvā prāṇāyāma-parāyaṇāḥ + 6:11-12 śucau deśe pratiṣṭhāpya sthiram āsanam ātmanaḥ nātyucchritaṃ nāti-nīcam + foundational pan-Tantric heritage. Foundational Sanskrit feminine name reflecting cultural + historical heritage spanning centuries.
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Tantra reduces to one.