This is the 5917th most frequent Japanese word.
めんどくさい
"Annoying" or "too much trouble."
The word "めんどくさい" is used here to describe the task as troublesome or requiring effort that might feel tedious.
この仕事はめんどくさいです。
This task is bothersome.
Here, "めんどくさい" expresses the feeling that speaking to the person feels troublesome or not worth the effort.
彼に話すのはめんどくさい。
Talking to him is bothersome.
In this sentence, "めんどくさい" indicates that the activity of cleaning the room is perceived as not enjoyable or as requiring effort, though it acknowledges the necessity of doing it.