Á

This letter has two potential sounds. Both are always stressed.

1. /ɑ/ as in father and water:
father -> fáþor /ˈfɑðər/
water -> ɯátre /ˈwɑɾər/

2. /ɑr/ as in barn, farm, alarm.
á represents /ɑr/ only before the letters m and n.

E.g.
barn -> bán /bɑrn/
farm -> fám /fɑrm/
alarm -> alám /əˈlɑrm/
harm -> hám /hɑrm/
parmesan -> pámesian /ˈpɑrməˌʒɑn/