The equivalent in English is the "TTL" sound in the word "little" (American English). Is like the R in Arab, Italian, Russian, Greek, Spanish etc. If you never heard the accent of people of that nationalities, you can search in TV programs on youtube.
--- In , "bellybuchelli1234" <bellybuchelli1234@... wrote:
When upswing a rune what do you mean roll the R like roll my tounge ?