The best replacement for deletion is insertion mutation.

The best alternatives to deletion are rated as following:
★★★★★  insertion mutation
★★★  insertion
★★★  point mutation
★★  duplication
★  microdeletion
★  omission
★  deficiency
★  casewise deletion
★  paid in full
  deletion
  pairwise
  listwise deletion

Your alternative for deletion is not listed? Suggest!
Speaking about deletion, one probably shouldn't forget about red black tree.

Other search terms related to deletion and their ratings are:
★★★★★ red black tree
★★★ duplication
★ cll
You have in mind a companion for deletion and it is not yet here? Propose!



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