Emulous is an adjective that means eager to emulate.
The Latin word aemulus (EYE moo loose) means ‘rival.’ This gave birth to the word emulate, a verb that means to mimic or imitate something else. Emulous is the adjective version of this.
At times Chuck’s band could be a little too emulous. On any given performance, you never knew who they were going to try to rip off.