Face it, Kim is on to something here...He is certainly at least as witty and a lot more pithy!  Plus, parnthetically, Kim really is a homicidal maniac, whereas Trump only plays one on tv, and then for the very limited length of attention available to follow up on any stray homicidal impulse.

What's a 'dotard' anyway? Kim's insult to Trump

@ Reuters, Sept. 22

[....] on Tuesday, Kim on Friday called Trump a “dotard” - at least in a translation by the state news agency KCNA.

The obscure word is old - late Middle English, or around the 14th century - and means senile old person, someone in their dotage.

Although Shakespeare and Tolkien used it, the word is barely heard these days and Kim’s statement caused a Twitter storm of questions to Merriam-Webster dictionary about its meaning, while searches on Google also increased.

Merriam-Webster responded with a tweet, defining dotard as “a person in his or her dotage,” which is “a state or period of senile decay marked by decline of mental poise and alertness,” which quickly became the top trending post on Twitter on Friday, with more than 7,400 retweets [....]