Objective Proficiency p 63. Exemplifying Your Ideas

twee: very pretty, in a way that you find unpleasant and silly; appearing sentimental. Sp. cursi. E.g. The room was decorated with twee little pictures of animals.

hackneyed: /ˈhæknid/ used too often and therefore boring. Clichéd. E.g. a hackneyed phrase/subject.

trite: /traɪt/ (of a remark, an opinion, etc.) dull and boring because it has been expressed so many times before; not original. E.g. His poetry is full of trite descriptions of nature.

Platitude: a comment or statement that has been made very often before and is therefore not interesting. Sp. tópico. E.g. a political speech full of platitudes and empty promises.

meme: an idea that is passed from one member of society to another, not in the genes but often by people copying it. E.g. Other cultures have similar versions of this meme. The political and cultural memes of the 21st century.

kitsch: (of a work of art, an object, etc.) popular but considered to have no real artistic value and to be lacking in good taste. Sp. cursilada. E.g. The whole show is very kitsch.  

faux: /fəʊ/ artificial, but intended to look or seem real. Sp. falso, de imitación. E.g. The chairs were covered in faux animal skin. His accent was so faux. 

Cliché /ˈkliːʃeɪ/ a phrase or an idea that has been used so often that it no longer has much meaning and is not interesting. E.g. She trotted out the old cliché that ‘a trouble shared is a trouble halved.’ It has become a cliché to say that Prague is the most beautiful city in Europe. Tired clichés like ‘the information revolution.
trot something out (informal, disapproving) to give the same excuses, facts, explanations, etc. for something that have often been used before. Sp. echar mano de. E.g. They trotted out the same old excuses for the lack of jobs in the area.