tedious, tiresome
Ils sont las de leur travail fastidieux.
They are tired of their tedious work.
It's getting tedious.
It was tedious.
C'était un travail fastidieux.
It was tedious work.
Je ne vous souhaite pas beaucoup de bonheur, ce serait fastidieux.
I don’t wish you a great deal of happiness—it would be tedious.