9-Letter Words That Start With: FOSS There are 8 9-letter words, 1 9-letter phrase and 0 9-letter abbr's that start with FOSS. Did you mean?All 9 letter wordsAll words starting with FOSSEnding with FOSSContaining FOSSBest ScoringTop 10Top 10 (Default)Top 20Top 50Top 100 Scr EU AllScrabble USScrabble EU (Default)WW FriendsWordFeud All All (Default)VerbNounAdjectiveAdverbRankWordSave?LengthUsagePointsType1fossilize921 verbv2fossicked919 verbv3fossicker918 nounn4fossorial912 adjectiveadj5fossilise912 verbv6fossettes912 nounn7fossulate912 Tip: Scrabble EU allows far more words than US! Also change the max length to see more words. All 9 Letter Words Most Common ASC Word A-ZWord Z-AMost Common ASC (Default)Most Common DESCScrabble Points Hi-LoScrabble Points Lo-HiWWF Points Hi-LoWWF Points Lo-HiWordFeud Points Hi-LoWordFeud Lo-HiWords (8)fossilize21fossorial12fossicked19fossilise12fossettes12fossicker18fossilistfossulate12Phrases (1)fossil oil