adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Not firm; not strong or stable; feeble; infirm.

Adjective

1. 1
   (of soil) unstable wordnet
2. 2
   not firmly or solidly positioned wordnet

Synonyms

All synonyms

unsteadycrumblingdecrepitdisintegratinginfirmlax

Antonyms

All antonyms

decisivefirmresolutesolid

Etymology

From un- + firm.