Standard Macedonian (Skopje). Mid-central unrounded vowel /ə/ (schwa): Allophonic variation, 2

крв/krəv; мрда/mərda; 'рбет/'ərbet;
kərv
blood(F).SG
mərd-a
move.IPFV-PRS.3SG
ərbet
spine(M).SG
blood; move; spine (stressed a schwa-like sound appears only with the vocalic /r/ )
Type: Published source
Source: Friedman & Joseph, 2024: 325