indelible
Pronunciation: /ɪnˈdɛlɪb(ə)l/
adjective

Origin:
late 15th century (as indeleble): from French, or from Latin indelebilis, from in- 'not' + delebilis (from delere 'efface, delete'). The ending was altered under the influence of -ible

Spelling help
Spell indelible with -ible at the end.