everlasting

mastery
UK /ˌɛvəˈlɑːstɪŋ/ US /ˌɛvəɹˈlæstɪŋ/adjnounadv

card 1 of 10 · synonym

Which word is closest in meaning to 'everlasting' in this sentence?

I can't stand his everlasting chatter during the movie.