These letters are used in transliterated names, loanwords and dialectal words. Spoken Lingala has many loanwords from French, inflected with Lingala affixes. Another distinguishing characteristic of Romansh vocabulary is its numerous Germanic loanwords. The Vietnamese language contains a significant number of French loanwords and placenames. There were special symbols used to represent the vowels of Chinese loanwords. Southern Slavic loanwords also abound in Romanian. Older Arabic loanwords in Hausa were borrowed from Kanuri. Bitter melon has many names in other languages, which have sometimes entered English as loanwords. A number of Celtic loanwords in Proto-Germanic have been identified. There are several letters generally only used in Arabic loanwords. Below are some examples of common loanwords in the Uyghur language. There are some 30 Ancient Greek loanwords in Albanian. It can never be a consonant (except for loanwords). Still, others are older or more euphonic loanwords rather than Latvian words. According to Mallory there are an estimated thirty to forty Dravidian loanwords in Rig Veda.