reudh- / Indo-European roots

1. a. red from Old English rēad, red; b. rorqual from Old Norse raudhr, red; c. rooibos from Middle Dutch root, red. a-c all from Germanic *raudaz.

2. Perhaps ultimately also from Germanic raudaz is Old Spanish roán, roan, if from Gothic *rauths, red, or a kindred Germanic source. roan

3. rowan from a source akin to Old Norse reynir, mountain ash, rowan (from its red berries), from Germanic *raudnia-.

4. rufescent, rufous from Latin rūfus (of dialectal Italic origin), reddish.

5. rouille, rubiginous from Latin rōbus, red.

6. roble, roborant, robust; corroborate, rambunctious from Latin rōbur, rōbus, red oak, hardness, and rōbustus, strong.

7. lollipop perhaps from Romani lolo, red, from Middle Indic lohita-, from Sanskrit.

1. Suffixed form *rudh-ā-. a. ruddle from Old English rudu, red color; b. ruddock from Old English rudduc, robin; c. ruddy from Old English rudig, ruddy. a-c all from Germanic *rudō.

2. Suffixed form *rudh-sto-. rust from Old English rūst (also rust?), rust, from Germanic *rust-.

3. rouge, rubeola, ruby; rubefacient from Latin rubeus, red.

4. rubicund from Latin rubicundus, red, ruddy.

5. rubidium from Latin rūbidus, red.

6. Suffixed (stative) form *rudh-ē-. rubescent from Latin rubēre, to be red.

7. Suffixed form *rudh-ro-. a. rubella, rubric; bilirubin from Latin ruber, red; b. rutilant, rutile from Latin rutilus, reddish; c. erythema, erythro- from Greek eruthros, red (with prothetic vowel from oldest zero-grade form *ərudh-); d. erysipelas from possibly remade Greek erusi-, red, reddening.

8. Suffixed form *rudh-to-. rissole, roux, russet from Latin russus, red.