Iwis is a 4 letter English word. It's valid Scrabble word worth 7 points. It's valid Words with friends word worth 7 points.
You can make 11 anagrams from letters in iwis (iisw).
before 900; Middle English, adv. use of neuter of Old English gewiss (adj.) certain; cognate with Dutch gewis, German gewiss certain, certainly; akin to wit2
He had seen blood enough spilt at the siege of iwis, but this came upon him in all its horror unrelieved by the excitement of war.