Is RADIOISOTOPES a valid Scrabble word?
Yes, RADIOISOTOPES is a valid word in US Scrabble and UK Scrabble, worth 16 points.
Base score before bonus squares; blank tiles score zero.
What does RADIOISOTOPES mean?
Radioisotopes is a form of RADIOISOTOPE.
- noun
a radioactive isotope of an element; produced either naturally or artificially
Definitions from WordNet 3.1, Princeton University.
Points
16
Scrabble
17
Words With Friends
13
Letters
R (1) + A (1) + D (2) + I (1) + O (1) + I (1) + S (1) + O (1) + T (1) + O (1) + P (3) + E (1) + S (1) = 16 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 RADIOISOTOPES
RADIOISOTOPES has no one-letter front or back hooks in US Scrabble. Adding a single letter to either end does not make another word in that list.
Front hooks0
None — nothing can be added to the front.
Back hooks0
None — nothing can be added to the end.
Words you can make from RADIOISOTOPES
The 60 highest-scoring words using these letters.
- radioisotope15
- depositors13
- diasporist13
- dissipater13
- dissipator13
- podiatries13
- esotropias12
- isotropies12
- porosities12
- depositor12
- diaspores12
- dioptases12
- dispraise12
- dissipate12
- doorposts12
- doorsteps12
- doorstops12
- droopiest12
- parodists12
- parotoids12
- presidios12
- prosodies12
- prosodist12
- tapiroids12
- topsiders12
- tripodies12
- esotropia11
- isotopies11
- patissier11
- septorias11
- spiritoso11
- topiaries11
- adiposes11
- adiposis11
- adopters11
- apodoses11
- apodosis11
- deposits11
- despairs11
- diaspore11
- dioptase11
- diopters11
- dioptres11
- disparts11
- disports11
- disposer11
- doorpost11
- doorstep11
- doorstop11
- dropsies11
- parodies11
- parodist11
- parotids11
- parotoid11
- pastored11
- peridots11
- podestas11
- portside11
- presidia11
- presidio11
Study RADIOISOTOPES and related words
Have a full rack? Use the word finder to find every word you can play.