10 letters · 15 points in Scrabble
adjective worthy of being honored; entitled to honor and respect
adjective adhering to ethical and moral principles
originFrom Middle English honourable, from Old French honorable, honurable, from Latin honōrābilis, from honōrō (“to honour”); cognate with Italian onorabile, Spanish honorable. By surface analysis, honour + -able. In this sense, largely displaced Old English ārfæst.
Etymology from Wiktionary, CC BY-SA 3.0