Words where "ar" sounds like "er" in unstressed syllables:
* "ar" at the end of a word:
* altar (sounds like "alter")
* calendar (sounds like "calender")
* collar (sounds like "coller")
* dollar (sounds like "doller")
* grammar (sounds like "grammer")
* pillar (sounds like "piller")
* similar (sounds like "simler")
* "ar" in the middle of a word:
* particular (sounds like "perticular")
* ordinary (sounds like "ordener")
* secretary (sounds like "secret-er-y")
* library (sounds like "librar-y")
* military (sounds like "milit-er-y")
Words where "ar" sounds like "er" in stressed syllables:
* "ar" at the beginning of a word:
* arm (sounds like "erm")
* artist (sounds like "ertist")
* "ar" in the middle of a word:
* car (sounds like "cer")
* farm (sounds like "ferm")
These are just a few examples, and there are many other words that follow this pattern.