With SIS
15 words · highest scoring is psychosis at 19 points
15Words
About 9 Letter Words With SIS
There are 15 nine letter words containing SIS in our dictionary. The highest scoring is psychosis at 19 points, counting tile values before any double or triple squares. 15 of them are common words rather than tournament-only fill — ASSISTANT, INSISTENT, PSYCHOSIS among them.
The list leads with everyday words so the ones you recognise come first; sort by Scrabble points to put the best play on top, or switch to A-Z to scan alphabetically. Select any word to read its definition and see which dictionaries accept it.
For a wider net, try Words With SIS, which drops the length limit entirely.
9 Letter Words With SIS at a Glance
Highest Scoring 9 Letter Words With SIS
- psychosis19
- emphasise16
- synthesis15
- paralysis14
- consisted12
- persisted12
- prognosis12
- diagnosis11
Common 9 Letter Words With SIS
- assistant9
- assisting10
- diagnosis11
- insistent9
- paralysis14
- prognosis12
- resistant9
- sclerosis11
9 Letter Words With SIS Defined
- assistantNoun · 9 points
- a person who ranks below a senior person
- consistedVerb · 12 points
- be composed or made up of
- insistentAdjective · 9 points
- insisting on or demanding something; not allowing refusal
- paralysisNoun · 14 points
- the loss of the ability to move (and sometimes to feel anything) in part or most of the body, typically as a result of illness, poison, or injury
- psychosisNoun · 19 points
- a severe mental condition in which thought and emotions are so affected that contact is lost with external reality
- resistingVerb · 10 points
- withstand the action or effect of
9 Letter Words With SIS: Questions
How many nine letter words containing SIS are there?
There are 15 nine letter words containing SIS in our dictionary, and 15 of them are common words most players will already know.
What is the highest scoring word among nine letter words containing SIS?
PSYCHOSIS is the highest scoring option at 19 points, counting tile values only and before any double or triple squares.
What are some common nine letter words containing SIS?
ASSISTANT, INSISTENT, PSYCHOSIS are among the most familiar nine letter words containing SIS. Select any word in the list to read its definition.
Are these nine letter words containing SIS valid in Scrabble and Words With Friends?
Every word is drawn from a tournament word list, so most are playable everywhere. Use the dictionary selector to narrow the list to Scrabble US (NWL2023), Scrabble UK (CSW24) or Words With Friends and see only the words that game accepts.