noun which may take the genitive case particle 'no', noun
vested; already acquired
Used primarily in fixed compounds like 既得権 (vested rights) or 既得利益 (vested interests); rarely used alone.
既得権を守ろうとする動きが強い。
There is a strong movement to protect vested rights.
既得
Clinging to vested interests hinders reform.
Compound of 既 (already) and 得 (acquire). The exact historical derivation is uncertain, but the kanji combination directly conveys 'already acquired'.