下種根性 (げすこんじょう) Japanese meaning | KotomoraMeanings
1
noun
mean-spiritedness; base character; vulgar disposition
Refers to a person's innate pettiness, spitefulness, or low-minded nature. Often used as a strong insult or criticism of someone's character.
は
もう
我
慢
でき
ない
。
I can't stand his base character anymore.