摩訶

Borrowed from Sanskrit महा (mahā), itself the combining form of महत् (mahat, “great”).

摩訶

1. (Buddhism, chiefly as a prefix) maha; great

   • 釋門慈憫古來多，正善成功說摩訶。 [Written Vernacular Chinese, trad.]
     释门慈悯古来多，正善成功说摩诃。 [Written Vernacular Chinese, simp.]

     From: Wu Cheng'en, Journey to the West, 16^th century CE

     Shìmén címǐn gǔlái duō, zhèng shàn chénggōng shuō móhē.

     (please add an English translation of this usage example)

From Middle Chinese 摩訶 (MC ma xa), in turn a borrowing from Sanskrit महा (mahā),^[1][2] itself the combining form of महत् (mahat, “great”).

First cited in Japanese to the 824 Buddhist text 大日経開題 (Dainichikyō Kaidai), a commentary written by 弘法大師 (Kōbō Daishi, also known as Kūkai) on the 大毘盧遮那成仏神変加持経 (Dai Birushana Jōbutsu Jinben Kaji Kyō, “Vairocanābhisaṃbodhi Sūtra”).^[1]

• (Tokyo) まか (Atamadaka – )^[3]
• IPA^(key):

摩(ま)訶(か) • (maka) 

1. (Buddhism) something great, something excellent (used as an epithet with regard to people or things)

• 摩(ま)訶(か)不(ふ)思(し)議(ぎ) (maka fushigi, “mysterious, profound mystery”)

摩(ま)訶(か) or 摩訶(マカ) • (maka-) 

1. (Buddhism) great, excellent (used as an epithet on the names of people or things)

• 摩(ま)訶(か)般(はん)若(にゃ)波(は)羅(ら)蜜(みっ)多(た)心(しん)経(ぎょう) (Maka Hannya Haramitta Shingyō, “Heart Sutra”)
• 摩(ま)訶(か)毘(び)盧(る)遮(しゃ)那(な) (Makabirushana, “Mahāvairocana”)

摩訶 • (maha) (hangeul 마하)

1. hanja form^? of 마하 (“(Buddhism, chiefly as a prefix) greatness”)