unˈdertone noun

1. A subdued tone of voice, sound, colour, etc
2. A tone felt as if pervading, underlying, or perceptible through others, including (figurative) an emotional tone
3. A difference tone (qv under differ)
4. A low state of body

• coacervation
• coach
• coachable
• coach bolt
• coach bolts
• coach box
• coach boxes
• coachbuilder
• coachbuilders
• coachbuilding
• coachbuildings
• coachbuilt
• coach-class
• coachdog
• coachdogs
• coached
• coachee
• coachees
• coacher
• coachers
• coaches
• coach-hire
• coach-hires
• coach-horn
• coach-horns