/ɑ/as in "on"

rorschach, yacht

don, god, gonna, got, not, on...

bohm, bohnet, bohning, cohron, dejohn, dohm...

father, ha, ma, wanna, want, was...

aleron, amerigo, bracero, camaraderie, hakeem, lager...

barred, carr, charred, disbarred, scarred, scarring...

bureaucracies, bureaucracy

maahs, waah

arkansas

baccarat, demattia

beyond

awesome, awestruck

ah, bah, blah, hah, hurrah, nah...

auction, audience, audio, audition, august, cause...

caught, oshaughnessy, swartzbaugh, wambaugh

afrikaans, baas, bataan, kaas, naan, raad...

aforethought, afterthought, bought

awkward, awning, coleslaw, mulligatawny, naw, raw...

soldering

acknowledge, acknowledging, acknowledgment, knowledge, teknowledge

cough, houy, lafountain

encore, ensemble, entourage, entree, entrepreneur, gendarme...

aarhus

are

bizarrery, carr, charr, parr

barre, bizarre

catarrh

hearken, heart

berkeley, berkshire, cherwell, clerk, derby, ker...

lingerie, minimill

jeanlouis, jeanmichele