The best replacement for shamrock is clover.

The best alternatives to shamrock are rated as following:
★★★★★  clover
★★★★★  ortiz
★★★  gracie
★★★  baroni
★★  tito ortiz
★★  diaz
★★  four leaf clover
★★  kimbo
★★  cung le
★★  le
★  frye
★  shamrock
★  ken shamrock
★  severn
★  slice
★  kimbo slice
★  kimo
★  cesar gracie
★  bourke
★  frank shamrock
★  patrick smith
★  renzo gracie
  three leaf clover
  phil baroni
  4 leaf clover
  igor zinoviev
  tito
  john brown
  rizzo
  oxalis
  nick diaz
  franklin
  berry
  fujita
  sligo
  don frye
  toney

Your alternative for shamrock is not listed? Suggest!
Speaking about shamrock, one probably shouldn't forget about celtic knot.

Other search terms related to shamrock and their ratings are:
★★★★★ celtic knot
★★★ trinity knot
★ irish flag
claddagh tattoo
You have in mind a companion for shamrock and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of shamrock in all years. Click on graph for more.
shamrock
clover
ortiz