All malleable antonyms
mal·le·a·ble
M m adj malleable
- rigid — stiff or unyielding; not pliant or flexible; hard: a rigid strip of metal.
- inflexible — not flexible; incapable of or resistant to being bent; rigid: an inflexible steel rod.
- stiff — rigid or firm; difficult or impossible to bend or flex: a stiff collar.
- unadaptable — capable of being adapted.
- firm — not soft or yielding when pressed; comparatively solid, hard, stiff, or rigid: firm ground; firm texture.