plains is a form of:

Governmental



adjective
1.
ដែលគាំទ្ររដ្ឋាភិបាល, នៃរដ្ឋាភិបាល
2.
(បច្ចេកទេស) នៃរដ្ឋាភិបាល
ENGLISH MEANING
adjective
1.
Pertaining to government; made by government; as, governmental duties.