The word "banalness" means something that lacks originality or creativity and is therefore ordinary or boring. However, there are numerous synonyms for this word that can be used interchangeably. Some of the common synonyms are dullness, triteness, mundanity, tedium, sameness, monotony, repetitiveness, routine, platitude, hackneyed, and cliched. Each of these words denotes a lack of imagination or novelty, and they can be used to describe various aspects of life, such as writing, art, music, or speech. By using these synonyms, we can avoid using the same words repeatedly and add some variety to our language.