Harsunan Formosan na Gabas

East Formosan
Geographic distribution	Taiwan
Linguistic classification	Tustrunizit East Formosan
Subdivisions	Kavalanic Ami Sirayaic
Glottolog	east2493
(purple) Li's East Formosan

Harsunan Formosan na Gabas sun ƙunshi harsunan Formosan daban-daban da ke warwatse a cikin Taiwan, gami da Kavalan, Amis, da kuma harshen Siraya da ba a taɓa gani ba. Wannan rukunin yana goyon bayan duka Robert Blust da Paul Jen-kuei Li . Li ya yi la'akari da yankin masu magana da harshen Siraya da ke kudu maso yammacin kasar Taiwan a matsayin kasar da masu magana da harshen Formosan na Gabas suka fi dacewa, inda suka bazu zuwa gabashin gabar tekun Taiwan kuma a hankali suka yi hijira zuwa yankin Taipei na zamani.

Harsuna

  Luilang sau da yawa ana murɗe shi tare da yaren Ketagalan na Basay, amma ba shi da cikakkiyar shaida kuma ya kasance ba a tantance shi ba. Sagart yana sanya shi a matsayin reshe na farko na Australiya.

Shaida

Li yana gabatar da ma'auni masu zuwa a matsayin shaida ga ƙungiyar ta Gabas Formosan.

1. Haɗin *C da *t as /t/
2. Haɗin *D da *Z kamar /r/ ko /l/ a cikin Basay, kamar yadda /z/ a cikin Kavalan
3. Haɗin *q, *H, *ʔɦ da sifili
4. Haɗin *j, *n, da *N kamar /n/
5. Canja *k zuwa /q/ da /q/ > /h/ (Basay kawai) kafin *a

Li .ya lura cewa raba *k zuwa k da q (kafin *a) Basay da Kavalan ne ke raba su. Kamar Kavalan da Basay, harshen Siraya yana haɗa nau'ikan mayar da hankali ga haƙuri da matakan mayar da hankali, kodayake Amis ya bambanta nau'ikan mayar da hankali biyu. Har ila yau Li ya lissafta ɗimbin sabbin dabaru na ƙamus waɗanda harsunan Gabashin Formosan suka raba.

Basay, Kavalan, da Amis kuma suna raba al'adar baka da ke nuna asalin gama gari daga tsibirin da ake kira "Sinasay" ko "Sanasay," wanda shine watakila Green Island na yau.