Je was op zoek naar: amanuensis (Engels - Japans)

– are you an amanuensis or an apologist? now pay attention.
謝りに来たのか？

but don't alarm yourself, it is only a carnal act, performed in service, not unlike my role as amanuensis.
でも心配するな 彼女の性欲処理だ 助手の仕事だよ

my scheme is to persuade him to hire me as his amanuensis, and aid him in the creation of a masterpiece, before shooting up through the musical firmament, eventually obliging pater to admit that yes, the son he disinherited is none other than robert frobisher,
僕は彼の助手になる 彼の傑作を 手伝うんだ 有名になる前にね