strictness is a valid English word

Scrabble validity: valid ( international - Sowpods, US - Twl06 )
iScramble validity: valid
QuickWords validity: valid

Meanings

Noun (COUNTABLE AND UNCOUNTABLE)

(uncountable) The state or quality of being strict.
• Discipline calls for a certain strictness.
(countable) The result or product of being strict.

strictness is a Scrabble valid word

strictness

• International English (Sowpods) - The word is valid in Scrabble ✔
• US English (TWL06) - The word is valid in Scrabble ✔
• 00 points

strictness is an iScramble, QuickWords valid word

strictness

• The word is valid in iScramble ✔
• The word is valid in QuickWords ✔
• 00 points

Same letters words (Anagrams)

• none

Same letters plus one

• SYNCRETISTS

Same letters minus one

• CENTRISTS
• STRICTENS
• TRISTNESS