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Is INEFFICACIOUSLY a valid Scrabble word?

Yes, INEFFICACIOUSLY is a valid word in US Scrabble and UK Scrabble, worth 28 points.

Base score before bonus squares; blank tiles score zero.

What does INEFFICACIOUSLY mean?

  1. adverb

    in an ineffective manner

    “he dealt with the problem rather ineffectively”

Definitions from WordNet 3.1, Princeton University.

Points

28

Scrabble

32

Words With Friends

15

Letters

I (1) + N (1) + E (1) + F (4) + F (4) + I (1) + C (3) + A (1) + C (3) + I (1) + O (1) + U (1) + S (1) + L (1) + Y (4) = 28 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 INEFFICACIOUSLY

INEFFICACIOUSLY 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 INEFFICACIOUSLY

The 60 highest-scoring words using these letters.

Study INEFFICACIOUSLY and related words

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