Umaʼ Lasan language

{{Short description|Kayan language spoken on Borneo}}

{{Infobox language

|name=Uma{{hamza}} Lasan

|altname=

|nativename=

|states=Malaysia, Indonesia

|region=Borneo

|ethnicity=

|speakers={{sigfig|5,750|1}}

|date=1981–2006

|ref=e18

|familycolor=Austronesian

|fam2=Malayo-Polynesian

|fam3=North Bornean

|fam4=North Sarawakan

|fam5=Kenyah

|lc1=xky |ld1= Uma{{hamza}} Lasan (Sarawak, Malaysia

|lc2=ulu |ld2= Uma{{hamza}} Lung (East Kalimantan and North Kalimantan, Indonesia)

|glotto=uppe1425

|glottorefname=Upper Pujungan

|ELP=9829

|ELPname=Uma' Lung

}}

Uma{{hamza}} Lasan (Western Kenyah) is a Kayan language of Borneo. Uma{{hamza}} Lung is marginally intelligible with the other varieties.