With IUM

8 words · highest scoring is symposium at 18 points

8Words

About 9 Letter Words With IUM

There are 8 nine letter words containing IUM in our dictionary. The highest scoring is symposium at 18 points, counting tile values before any double or triple squares. 8 of them are common words rather than tournament-only fillALUMINIUM, GYMNASIUM, PLUTONIUM 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 IUM, which drops the length limit entirely.

9 Letter Words Starting With

9 Letter Words Ending in

9 Letter Words With

9 Letter Words With IUM at a Glance

Highest Scoring 9 Letter Words With IUM

  • symposium18
  • gymnasium17
  • bacterium15
  • magnesium14
  • palladium14
  • aluminium13
  • plutonium13
  • potassium13

Common 9 Letter Words With IUM

  • aluminium13
  • bacterium15
  • gymnasium17
  • magnesium14
  • palladium14
  • plutonium13
  • potassium13
  • symposium18

9 Letter Words With IUM Defined

aluminiumNoun · 13 points
the chemical element of atomic number 13, a light silvery-grey metal
bacteriumNoun · 15 points
a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some that can cause disease
gymnasiumNoun · 17 points
a room or building equipped for gymnastics, games, and other physical exercise
palladiumNoun · 14 points
the chemical element of atomic number 46, a rare silvery-white metal resembling platinum
plutoniumNoun · 13 points
the chemical element of atomic number 94, a dense silvery radioactive metal of the actinide series, used as a fuel in nuclear reactors and as an explosive in nuclear fission weapons. Plutonium only occurs in trace amounts in nature but is manufactured in nuclear reactors from uranium-238
potassiumNoun · 13 points
the chemical element of atomic number 19, a soft silvery-white reactive metal of the alkali metal group

9 Letter Words With IUM: Questions

How many nine letter words containing IUM are there?

There are 8 nine letter words containing IUM in our dictionary, and 8 of them are common words most players will already know.

What is the highest scoring word among nine letter words containing IUM?

SYMPOSIUM is the highest scoring option at 18 points, counting tile values only and before any double or triple squares.

What are some common nine letter words containing IUM?

ALUMINIUM, GYMNASIUM, PLUTONIUM are among the most familiar nine letter words containing IUM. Select any word in the list to read its definition.

Are these nine letter words containing IUM 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.