The best replacement for estar is ser.

The best alternatives to estar are rated as following:
★★★★★  ser
★★★  tener
★★  haber
★★  ser quiz
★  ser practice
★  ser in spanish
★  ser casado
★  soy
★  ser for weather
★  ser location
★  ser rules
★  ser weather
★  ir
★  ser portuguese
★  ser uses
★  ser worksheet
★  hacer
  es
  ser time
  hay
  ser age
  ser test
  ser chart
  sentirse
  ser orgulloso
  esta
  ser divorciado
  ser games
  ser conjugation

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

Other search terms related to estar and their ratings are:
★★★★★ prepositions
★★★ emotions
★★ past participle
★★ conditions and emotions practice
★★ feelings
★ present progressive
★ past participle practice
past participles
emotions spanish
You have in mind a companion for estar and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of estar in all years. Click on graph for more.
estar
ser
tener