The Hard R- Don't leave harm without it

The Hard R.


Don't leave Harm without it.

R-colored vowel
◌˞
ɚ
ɝ

Where would the Newfoundland-R be
without the R-coloured vowel?
Like the old yarn as sung by the Bard:
Fishheads and fiddleheads 
and little arms ate Ivy
Cuttlefish divers, too?