The best replacement for background is background-color.

The best alternatives to background are rated as following:
★★★★★  background-color
★★★★  background
★★★★  background-image
★★★★  foreground
★★★  wallpaper
★★★  literature review
★★  backdrop
★★  introduction
★★  mass extinction
★★  introduction first
★  backround
★  backgrounds
★  off the record
★  layout
★  context
★  klia history
★  race
  problem statement
  vector background
  background image
  layouts
  foreground ip
  deep background
  rationale
  background color
  in the background
  history
  border
  education background
  educational background
  template

Your alternative for background is not listed? Suggest!
Speaking about background, one probably shouldn't forget about hearts.

Other search terms related to background and their ratings are:
★★★★★ hearts
★★★★ opacity css
★★★ border
★★ image
★★ photoshop
★★ text
★ flowers
★ snowflakes
★ images
★ gradient and image
★ tree
★ cross
★ my name
animation
pink equal sign
blue stripe
gimp
text generator
quotes
pink stars
picture
You have in mind a companion for background and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of background in all years. Click on graph for more.
background
background-color
background