大湄公河次區域

big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)

湄

méi

公

gōng

河

hé

Mekong River

湄

méi = m + ei2

brink / edge

公

gōng = gu + (e)ng1

public / collectively owned / common / international (e.g. high seas, metric system, calendar) / make public / fair / just / Duke, highest of five orders of nobility 五等爵位[wu3 deng3 jue2 wei4] / honorable (gentlemen) / father-in-law / male (animal)

河

hé = h + e2

river / CL:條|条[tiao2],道[dao4]

次

cì = c + Ø4

next in sequence / second / the second (day, time etc) / secondary / vice- / sub- / infra- / inferior quality / substandard / order / sequence / hypo- (chemistry) / classifier for enumerated events: time

区

區

ōu = Ø + ou1

surname Ou

区

區

qū = qu + Ø1

area / region / district / small / distinguish / CL:個|个[ge4]