Is OBSERVATIONAL a valid Scrabble word?
Yes, OBSERVATIONAL is a valid word in US Scrabble and UK Scrabble, worth 18 points.
Base score before bonus squares; blank tiles score zero.
What does OBSERVATIONAL mean?
- adjective
relying on observation or experiment
“experimental results that supported the hypothesis”
Definitions from WordNet 3.1, Princeton University.
Points
18
Scrabble
22
Words With Friends
13
Letters
O (1) + B (3) + S (1) + E (1) + R (1) + V (4) + A (1) + T (1) + I (1) + O (1) + N (1) + A (1) + L (1) = 18 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 OBSERVATIONAL
OBSERVATIONAL 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 OBSERVATIONAL
The 60 highest-scoring words using these letters.
- observation16
- elaborations14
- ablatives14
- absolvent14
- bevatrons14
- bivalents14
- bloviates14
- boilovers14
- bolivares14
- observant14
- obversion14
- obviators14
- overboils14
- variables14
- verbalist14
- elaboration13
- lavatories13
- variolates13
- ablative13
- abortive13
- abrasive13
- absolver13
- bevatron13
- bivalent13
- bloviate13
- boilover13
- bolivars13
- lavaboes13
- obviates13
- obviator13
- overboil13
- variable13
- vibrants13
- vibrates13
- vibratos13
- sailboater12
- strainable12
- aventails12
- evasional12
- intervals12
- lavations12
- ovarioles12
- ovational12
- overtoils12
- salivator12
- salvation12
- solvation12
- valerians12
- varietals12
- variolate12
- versional12
- violaters12
- violators12
- viosterol12
- absolve12
- abvolts12
- bolivar12
- bovines12
- bravest12
- bravoes12
Study OBSERVATIONAL and related words
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