unabdingbar
Translation
indispensable, essential, inalienable, absolute
Examples
Vertrauen ist eine unabdingbare Voraussetzung.
Trust is an indispensable prerequisite.
Diese Regel ist unabdingbar für unsere Sicherheit.
This rule is essential for our safety.
Grammar Patterns
unabdingbar ((for sth.)) indispensable for sth. Punctuality is indispensable for this job.
Similar Words
Synonyms: unerlässlich, notwendig, zwingend; Antonyms: entbehrlich, optional
Etymology
Composed of un- ('not') + abdingen ('to bargain away') + -bar ('-able'). Literally means 'not able to be bargained away'.
Memory Tips
Imagine something you cannot make a deal ('dingen') to remove ('ab-'). It's a non-negotiable requirement, hence 'indispensable'.