Related Clues

• Kind of oath
• Like some oaths
• Funereal
• Like some oaths or vows
• Like many oaths
• Unsmiling
• Extremely serious
• Serious
• Like High Mass
• Somber
• Heartfelt
• Grave
• Very serious
• Like many an oath
• Like most church services
• Extremely earnest
• Long-faced
• Type of promise
• Mirthless
• Like an oath