ngón tay cái

== Vietnamese == === Etymology === ngón tay (“finger”) +‎ cái (“female; big, main”). Compare Chinese 拇指 (mǔzhǐ) < 拇 (mǔ, “thumb”) < 母 (mǔ, “mother”), Khmer មេដៃ (mei day), Thai หัวแม่มือ (hǔua-mɛ̂ɛ-mʉʉ), Malay ibu jari. === Pronunciation === (Hà Nội) IPA(key): [ŋɔn˧˦ taj˧˧ kaːj˧˦] (Huế) IPA(key): [ŋɔŋ˦˧˥ taj˧˧ kaːj˨˩˦] (Saigon) IPA(key): [ŋɔŋ˦˥ ta(ː)j˧˧ kaːj˦˥] === Noun === ngón tay cái thumb