1. Marked by firm determination or resolution; not shakable
   - firm, steadfast, steady, stiff, unbendable, unshakable, unwavering, unshakeable

See also: resolute

• disruption
• disruptive
• disruptively
• diss
• dissatisfaction
• dissatisfactory
• dissatisfied
• dissatisfy
• dissaving
• dissect
• dissected
• dissection
• dissector
• dissemblance
• dissemble
• dissembler
• dissembling
• disseminate
• disseminated lupus erythematosus
• disseminated multiple sclerosis
• disseminated sclerosis
• dissemination
• disseminative
• disseminator
• dissension