from The Century Dictionary.
- noun The state of being unfirm; want of firmness; instability.
from the GNU version of the Collaborative International Dictionary of English.
- noun rare Infirmness.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The quality of being
from Wiktionary, Creative Commons Attribution/Share-Alike License
unfirm + -ness
Rather than making him bouncy, the graduated shift to Terran weight gave a sense of unfirmness.