stabilizer (n.)
- alleviator
- anodyne
- balance
- ballast
- balm
- counterbalance
- counterweight
- cushion
- fin
- fixative
- flywheel
- governor
- gyroscope
- hairspring
- keel
- lenitive
- moderator
- modulator
- mordant
- pacifier
- palliative
- peacemaker
- pendulum
- salve
- sedative
- springs
- stiffening
- tranquilizer