FAQs About the word inexpugnable

impregnable

incapable of being overcome, challenged or refutedIncapable of being subdued by force; impregnable; unconquerable.

certain,final,fixed,stable,unchangeable,unchanging,constant,definite,firm,flat

adjustable,changeable,Indefinite,Negotiable,Capricious,fluctuating,Fluid,inconsistent,mercurial,mutable

inexpressiveness => Inexpressiveness, inexpressively => inexpressively, inexpressive => inexpressive, inexpressibly => Inexpressibly, inexpressibles => Inexpressibles,