thất thu

== Vietnamese == === Etymology === Sino-Vietnamese word from 失收, composed of 失 and 收. === Pronunciation === (Hà Nội) IPA(key): [tʰət̚˧˦ tʰu˧˧] (Huế) IPA(key): [tʰək̚˦˧˥ tʰʊw˧˧] (Saigon) IPA(key): [tʰək̚˦˥ tʰʊw˧˧] === Verb === thất thu to have a loss of revenue