The best replacement for ei is ie.

The best alternatives to ei are rated as following:

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Speaking about ei, one probably shouldn't forget about long a sound.

Other search terms related to ei and their ratings are:

★★★★★	long a sound
★★★	long e sound

You have in mind a companion for ei and it is not yet here? Propose!

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

eit