Is FEMTOSECONDS a valid Scrabble word?
Yes, FEMTOSECONDS is a valid word in US Scrabble and UK Scrabble, worth 20 points.
Base score before bonus squares; blank tiles score zero.
What does FEMTOSECONDS mean?
Femtoseconds is a form of FEMTOSECOND.
- noun
one quadrillionth (10^-15) of a second; one thousandth of a picosecond
Definitions from WordNet 3.1, Princeton University.
Points
20
Scrabble
23
Words With Friends
12
Letters
F (4) + E (1) + M (3) + T (1) + O (1) + S (1) + E (1) + C (3) + O (1) + N (1) + D (2) + S (1) = 20 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 FEMTOSECONDS
FEMTOSECONDS 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 FEMTOSECONDS
The 60 highest-scoring words using these letters.
- femtosecond19
- confessed15
- comedones14
- fomented14
- festooned13
- defects13
- endosomes12
- moonseeds12
- deftness12
- softened12
- comedos12
- condoms12
- confess12
- foments12
- footmen12
- tomcods12
- defect12
- fenced12
- cestodes11
- cosseted11
- demetons11
- demoness11
- descents11
- eftsoons11
- endosmos11
- endosome11
- festoons11
- moonseed11
- secondes11
- teendoms11
- cements11
- fondest11
- comedo11
- condom11
- fences11
- foemen11
- foment11
- tomcod11
- ecotones10
- moonsets10
- mootness10
- someones10
- cestode10
- condoes10
- dements10
- demeton10
- demoses10
- demotes10
- descent10
- docents10
- eftsoon10
- encodes10
- endmost10
- escoted10
- festoon10
- osmosed10
- scented10
- scooted10
- seconde10
- secondo10
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