YOU SAID:

Stef does really annoying sometimes, but I don't believe Stef himself is annoying

INTO JAPANESE

Stefは時々本当にいらいらしますが、Stef自身がいらいらするとは思わない

BACK INTO ENGLISH

Stef is really frustrating sometimes, but I don't think Stef is frustrating

INTO JAPANESE

Stefは時々本当にイライラしていますが、Stefはイライラしているとは思いません

BACK INTO ENGLISH

Stef is sometimes really frustrating, but I don't think Stef is frustrating

INTO JAPANESE

Stefは時々本当にイライラさせられます、しかし私はStefがイライラさせているとは思わない

BACK INTO ENGLISH

Stef is sometimes really frustrating, but I don't think Stef is frustrating