irremovable

English Thesaurus

1. incapable of being removed or away or dismiss (adj.all)

similar	:	tenured,
definition	:	appointed for life and not subject to dismissal except for a grave crime (adj.all)

antonym	:	removable,
definition	:	capable of being removed or taken away or dismissed (adj.all)

antonym	:	removable,
definition	:	capable of being removed or taken away or dismissed (adj.all)