English
exertive
From exert + -ive.
Formed from exert + -ive
Proto-Indo-European *ser- ‘to flow’
…
Proto-Italic *serō ‘to join, bind, link’
Latin serō ‘to string together’
Latin exserō ‘to stretch or thrust forth or out’
Latin exsertus ‘stretched or thrust out’
English exert
Today it means
adj That exerts, or exerts oneself; using exertion.
Language periods are conventional ranges, not dates for this word.
Etymograph / exertive