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Is PERNICIOUSLY a valid Scrabble word?

Yes, PERNICIOUSLY is a valid word in US Scrabble and UK Scrabble, worth 19 points.

Base score before bonus squares; blank tiles score zero.

What does PERNICIOUSLY mean?

  1. adverb

    in a harmfully insidious manner

    “these drugs act insidiously”

  2. adverb

    in a noxiously baneful way

    “this banefully poisoned climate”

Definitions from WordNet 3.1, Princeton University.

Points

Scrabble
19
Words With Friends
23
Letters
12

P (3) + E (1) + R (1) + N (1) + I (1) + C (3) + I (1) + O (1) + U (1) + S (1) + L (1) + Y (4) = 19 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 PERNICIOUSLY

PERNICIOUSLY 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 PERNICIOUSLY

The 60 highest-scoring words using these letters.

Study PERNICIOUSLY and related words

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