Dictionary / Vocabulary / 先代
せんだい
previous generation (of a family); previous head of the family; one's (late) father; predecessor
JLPT N1 common word
先代はいつでもにこにこしている人だったけど、今度のはどうもお天気屋でいかんね。
The previous boss smiled all the time, but the current boss has somehow become moody.