[˄]

Height: low mid
Advancement: back central
Lip rounding: retracted
Tense/lax: lax

NOTE: is the stressed version of schwa
found in monosyllabic words/ stressed syllables

cud
shuck
tuck
buck
stud
putt
luck
rub
done
bust
dumb
rum
spun
glum
hut
mum
hug
bust
rub
gun
rubbed
rub
trouble
flood
abundance
buton
luncheon
undone
stumble
Monday
luckily
rushing
redundant
mustard
scruptious
public
wonderful

Allographs

crumb
done
flood
does
double