What is another word for grows dull?
Pronunciation: [ɡɹˈə͡ʊz dˈʌl] (IPA) 
The phrase "grows dull" refers to the state of becoming less interesting or engaging. There are various synonyms for this phrase that can be used to convey this meaning such as "becomes boring," "loses its luster," "fades away," "becomes tedious," "loses appeal," "loses charm," "loses excitement," "loses momentum," "loses vitality," and "loses energy." These synonyms can be used interchangeably depending on the context of the sentence. For example, "After the initial excitement, the conversation soon became tedious and grew dull." With so many synonyms available, one can add diversity and variation to their writing and avoid repetition.
