We found one dictionary that defines the word more serious:

General (1 matching dictionary)

1. more-serious: Wordnik

Phrases: get more intense or serious, more than serious, become more serious, make something more serious, to become more serious, more... ▸ Words similar to more serious ▸ Usage examples for more serious ▸ Idioms related to more serious ▸ Wikipedia articles (New!) ▸ Words that often appear near more serious ▸ Rhymes of more serious ▸ Invented words related to more serious