Words that contain 'si' and end in 'um'


Select up to a sizable 100 entries for words that have 'si' in and end with 'um'.

4 letter words

  • sium

6 letter words

  • cesium
  • cisium
  • siglum
  • signum

7 letter words

  • caesium
  • cirsium
  • elysium
  • isidium
  • positum
  • psidium
  • silybum
  • simblum
  • simplum
  • sistrum
  • thesium
  • welsium

8 letter words

  • basidium
  • brosimum
  • capsicum
  • erysimum
  • indusium
  • pessimum
  • pisidium
  • psilotum
  • residuum
  • resilium
  • sigillum
  • silicium
  • silphium
  • silundum
  • simpulum
  • simulium
  • sizygium
  • tapesium

9 letter words

  • depositum
  • dichasium
  • diclesium
  • epimysium
  • gymnasium
  • magnesium
  • ossiculum
  • potassium
  • presidium
  • quaesitum
  • residiuum
  • sensillum
  • sicilicum
  • silentium
  • similimum
  • symposium
  • siphonium
  • subsidium

10 letter words

  • absinthium
  • acquisitum
  • artemisium
  • basigynium
  • desiderium
  • designatum
  • dysprosium
  • ekacaesium
  • endomysium
  • fusicoccum
  • perimysium
  • praesidium
  • psilothrum
  • simulacrum
  • sisymbrium
  • suppositum

11 letter words

  • acrotarsium
  • antimensium
  • cassiopeium
  • desideratum
  • dipotassium
  • ensisternum
  • exobasidium
  • fusicladium
  • monochasium
  • polychasium
  • positronium
  • sensibilium
  • sivatherium

12 letter words

  • autobasidium
  • elaeothesium
  • hemibasidium
  • myrsiphyllum
  • progymnasium
  • significatum
  • sisyrinchium
  • tripotassium

13 letter words

  • aureocasidium
  • basipterygium
  • monopotassium
  • protobasidium
  • septobasidium

14 letter words

  • arsinoitherium
  • protomagnesium
  • pseudobasidium
  • radiopotassium

15 letter words

  • organomagnesium

Which word on this page is the most common?
A well-known word for your search is 'gymnasium'.

In total, how many words are there using the combination of letters specified?
There are 100 words for you to pick.

How many characters are in the longest word on this list?
The word 'organomagnesium' has 15 characters.

What's a weird word from all the word combinations possible ?
By far the most weird word from this list is 'basidium'. 'Basidium''s definition is "A special oblong or pyriform cell, with slender branches, which bears the spores in that division of fungi called Basidiomycetes, of which the common mushroom is an example.", according to the dictionary.

What's the highest number of points you could get in Scrabble using this list of words that contain 'si' and end in 'um'?
Since there are heaps of words to choose from, we would recommend picking 'sizygium' scoring 23 points overall.