Adjective
hackneyed - (of a phrase or idea) lacking significance through having been overused; unoriginal and trite

Ricky was ready to tell his boss he was completely prepared for the job, but he wanted to avoid being told a hackneyed expression like "make sure you have his ducks in a row."
senile - Used to describe behavior, mental states, or conditions associated with aging, especially when a person becomes forgetful or confused.

The elderly man showed symptoms of becoming senile, like forgetting where he put his keys, but with support, he managed to live independently for a while.