The word "backgrounder" uses 12 letters: abcdegknorru.
backgrounder is a valid word in this word list. For a definition, see the external dictionary links below.
Try a search for backgrounder in these online resources (some words may not be found):
Wiktionary - OneLook Dictionaries - Merriam-Webster - Google Search
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Words formed by adding one letter before or after backgrounder (in bold), or to abcdegknorru in any order:
s - backgrounders
Shorter words found within backgrounder
ab abed ace aced ad ae ag age aged ba back backed bad bade badge bag bake baked be bead beak beck bed beg cab cad cade cadge cage caged cake caked dab dace dag dak de deb deck ed egad gab gad gae gaed geck ged ka kab kae kea keg