8-Letter Words That Start With: SIS There are 8 8-letter words, 0 8-letter phrases and 0 8-letter abbr's that start with SIS. Did you mean?All 8 letter wordsAll words starting with SISEnding with SISContaining SISBest ScoringTop 10Top 10 (Default)Top 20Top 50Top 100 Scr EU AllScrabble USScrabble EU (Default)WW FriendsWordFeud All All (Default)VerbNounAdjectiveAdverbRankWordSave?LengthUsagePointsType1sissyish814 adjectiveadj2sisterly811 adjectiveadj3siserary811 4sistrums810 nounn5sistered89 verbv6sistroid89 nounn7sissiest88 adjectiveadj Tip: Scrabble EU allows far more words than US! Also change the max length to see more words. All 8 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)sisyphussisterly11sissyish14sissiest8sistered9sistroid9sistrums10siserary11