Related Clues:
- Like helium and neon
- Slow to react
- Not reactive, as some gases
- Immobile, as a gas
- Dead to the world, as a chemical
- Still upset (but not very)
- ___ gas
- Not exactly active
- Not reactive, as gases
- (Chem.) not reactive
- Sluggish, dormant
- Chem. non-reactive
- Slow to turn upside down, lacking velocity
- Still popular, monarch on throne early on
- Lacking vigour, inactive