English
installability
From install + -ability.
Formed from install + -ability
Proto-Indo-European *stel- ‘to put, to place’
…
Medieval Latin stallum ‘stall’
Medieval Latin īnstallō ‘to install, put in place, establish’
Old French installer
Middle English installen
English install
Today it means
noun The capability of being installed.
Language periods are conventional ranges, not dates for this word.
Etymograph / installability