The best replacement for installation is deployment.

The best alternatives to installation are rated as following:
★★★★★  deployment
★★★★  installation
★★★  implementation
★★  exhibition
★★  sculpture
★  instillation
★  assemblage
★  installment
★  upgrade
★  parallel installation
★  inauguration
★  commissioning
★  server core installation
★  core installation
  server core
  how to laminate flooring
  upgrade installation
  ordination
  carpet installation

Your alternative for installation is not listed? Suggest!
Speaking about installation, one probably shouldn't forget about phone line.

Other search terms related to installation and their ratings are:
★★★★★ phone line
★★★★ granite countertop
★★★ cd drive
★ netbeans
★ carpet
★ comcast
eclipse
You have in mind a companion for installation and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of installation in all years. Click on graph for more.
installation
deployment
installation