Can any Japanese people tell me what busha- and bushasha- mean?

[0001 Anonymous 2019/09/30(Mon) 16:37:36.27]

I saw them while reading a manga.

[0005 Anonymous 2020/01/16(Thu) 22:38:25.94]

>>4
Sorry, accidentally posted that already by accident.

Who even is Sadao_Maou?

[0006 Anonymous 2023/01/23(Mon) 02:12:52.64]

test