From ruwr; saliva; by resemblance, broth -- spittle, white (of an egg).
see HEBREW ruwr
H7388. riyr
רִיר noun masculine slimy juice, spittle; — construct חַלָּמוּת בְּרִיר Job 6:6 in the juice of ׳ח (al. slime of yolk, i.e. white of egg); suffix דִירוֺ 1 Samuel 21:14 his spittle.
רִישׁ רֵישׁ, see רושׁ. רִישׁוֺן see ראשׁון
רֹךְ רַךְ, see רבך