Adjective
Not capable of being extinguished; extinguishable; unquenchable; as, inextinguishable flame, light, thirst, desire, feuds.
Source: Webster's dictionaryThe pleasure of talking is the inextinguishable passion of a woman, coeval with the act of breathing. Alain-René Lesage
Music is life and, like it, inextinguishable. Carl Nielsen
I stand entwined in fire on the inextinguishable bonfire of inconceivable love. Daniel Handler
America, with the same voice which spoke herself into existence as a nation, proclaimed to mankind the inextinguishable rights of human nature, and the only lawful foundations of government. John Quincy Adams
a single word even may be a spark of inextinguishable thought. Percy Bysshe Shelley
She remained both girl and woman to the last day of her life. Under a grave and gentle exterior burned inextinguishable fires of sympathy, energy, devotion, enthusiasm, and absolutely limitless affection. Mark Twain