boring and unoriginal
banal - boring
‘Banal’ is a formal word used to describe things that are obvious, dull, or too often repeated, such as cliches. It stresses the total absence of freshness or novelty and is regarded as an insult.
I’m not going to the meeting this afternoon. I couldn’t bear to listen to any more of Frank’s banal observations.
I was bored to tears sitting beside Sarah at the dinner. She spent the whole evening uttering banalities.
Trevor is banal and superficial. That’s why nobody is interested in anything he has to say.