Is ISOTOPE a valid Scrabble word?
Yes, ISOTOPE is a valid word in US Scrabble and UK Scrabble, worth 9 points.
Base score before bonus squares; blank tiles score zero.
What does ISOTOPE mean?
- noun
one of two or more atoms with the same atomic number but with different numbers of neutrons
Definitions from WordNet 3.1, Princeton University.
Points
9
Scrabble
10
Words With Friends
7
Letters
I (1) + S (1) + O (1) + T (1) + O (1) + P (3) + E (1) = 9 points in Scrabble.
Dictionary status
- Scrabble (US & Canada)Valid
- Scrabble (UK & worldwide)Valid
- Words With FriendsListed
Scrabble lists: NWL2023 (US & Canada) and CSW24 (UK & worldwide). WWF uses our ENABLE reference plus verified additions. “Listed” and “Not listed” describe that reference; check acceptance in the game. Sources reviewed 2026-10-03.
Hooks for ISOTOPE
Single letters that turn ISOTOPE into another valid word in US Scrabble. Hooks let you extend a word already on the board.
Front hooks0
None — nothing can be added to the front.
Back hooks1
Words you can make from ISOTOPE
The 60 highest-scoring words using these letters.
- postie8
- potsie8
- sopite8
- estop7
- pesto7
- piste7
- poets7
- poise7
- posit7
- spite7
- stipe7
- stoop7
- stope7
- topes7
- topis7
- topoi7
- topos7
- otiose6
- epos6
- oops6
- opes6
- opts6
- peso6
- pest6
- pets6
- pies6
- piso6
- pits6
- poet6
- pois6
- poos6
- pose6
- post6
- pots6
- sept6
- sipe6
- spit6
- spot6
- step6
- stop6
- tips6
- tope6
- topi6
- topo6
- tops6
- ope5
- ops5
- opt5
- pes5
- pet5
- pie5
- pis5
- pit5
- poi5
- poo5
- pos5
- pot5
- psi5
- pst5
- sip5
Study ISOTOPE and related words
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