What is another word for most inexpugnable?
Pronunciation: [mˈə͡ʊst ˌɪnɛkspˈʌnəbə͡l] (IPA) 
When referring to something as "most inexpugnable", it means it is nearly impossible to conquer or defeat. Some synonyms for this phrase include "impenetrable", "invincible", "unassailable", "untouchable", "impervious", and "indomitable". Each of these synonyms emphasizes the idea of something being highly resistant to any sort of attack or influence. For example, a well-built fortress might be considered impregnable because it is too strong to be breached. Similarly, an invincible sports team might be considered unbeatable because they never seem to lose no matter how hard their opponents try.
