defis

The word defis uses 5 letters:defis.

DEFIS is playable in:

Words With Friends9
Scrabble US9
Scrabble UK9

defis is a valid word in this word list. For a definition, see the external dictionary links below.

Try a search for defis in these online resources (some words may not be found):
Wiktionary - OneLook Dictionaries - Merriam-Webster - Google Search
Each search will normally open in a new window.