The best replacement for arbor is pergola.

The best alternatives to arbor are rated as following:
★★★★★  pergola
★★★  sector 9
★★  burton
★★  trellis
★  never summer
★  radware
★  ether
★  sector nine
★  lib tech
★  arbour
★  arch
★  loaded
  large arbor
  madison
  mandrel
  landyachtz
  u of m dearborn
  ypsilanti
  patio cover
  prolexic
  dearborn
  durham
  loaded longboards
  mid arbor

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

Other search terms related to arbor and their ratings are:
★★★★★ gate
★ fence
garden gate
You have in mind a companion for arbor and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of arbor in all years. Click on graph for more.
arbor
pergola
sector 9