YOU SAID:
I am bored by this lecture
INTO JAPANESE
私はこの講義に退屈しています
BACK INTO ENGLISH
I'm bored with this lecture
INTO JAPANESE
私はこの講義に飽きています
BACK INTO ENGLISH
I'm tired of this lecture
INTO JAPANESE
この講義にうんざりしている
BACK INTO ENGLISH
Tired of this lecture
INTO JAPANESE
この講義にうんざりしている
BACK INTO ENGLISH
Tired of this lecture
That's deep, man.