chấn song

== Vietnamese == === Alternative forms === chắn song === Etymology === A variant of chắn song, from chắn (“barrier”) +‎ song (“window”). === Pronunciation === (Hà Nội) IPA(key): [t͡ɕən˧˦ sawŋ͡m˧˧] (Huế) IPA(key): [t͡ɕəŋ˦˧˥ ʂawŋ͡m˧˧] ~ [t͡ɕəŋ˦˧˥ sɔŋ˧˧] (Saigon) IPA(key): [cəŋ˦˥ ʂawŋ͡m˧˧] ~ [cəŋ˦˥ sawŋ͡m˧˧] === Noun === chấn song a vertical bar; mullion; paling (especially for a window or a fence)