English
extinctionist
From extinction + -ist.
Formed from extinction + -ist
Proto-Indo-European *stengʷ- ‘to push’
…
Proto-Italic *stengʷō ‘to push’
Latin stinguō ‘to put out, extinguish’
Latin extinguō ‘to quench, put out, extinguish’
Latin extinctio ‘extinction, annihilation’
English extinction
Today it means
noun An advocate of extinctionism.
Language periods are conventional ranges, not dates for this word.
Etymograph / extinctionist