i Register
In some senses, enthuse is marked as colloquial, humorous. Watch for register when choosing this word.
verb
To show enthusiasm.
a splendid performance, and I was enthusing over it
To cause (someone) to feel enthusiasm or to be enthusiastic.
The novelty of the film enthused the audience.
One of the museum's greatest strengths is its focus on educating and enthusing children from an early age, and it's something that Mullins is especially proud of.