What words have the same vowel sound as earn?

Here are some words that have the same vowel sound as "earn":

Short "e" sound:

* Certain

* Stern

* Serf

* Verb

* Pert

* Deter

* Germ

* Clergy

* Mercury

* Berth

* Dessert

* Perth

* Swerve

* Werth

Let me know if you want more words with the same vowel sound!