serious
- Answer AREYOU
- Answer YOURE
- Answer ACUTE
- Answer DEEP
- Answer DIRE
- Answer EARNEST
- Answer GRAVE
- Answer HEAVY
- Answer INEARNEST
- Answer MAJOR
- Answer NOJOKE
- Answer NONONSENSE
- Answer REAL
- Answer SOBER
- Answer SOBERING
- Answer SOLEMN
- Answer SOMBER
- Answer STAID
- Answer STERN
- Answer SEDATE