prior is a valid English word

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

Meanings

Adjective (NOT COMPARABLE)

Advance; previous; coming before.
• I had no prior knowledge you were coming.
Former, previous.
• His prior residence was smaller than his current one.

Adverb (COMPARABLE)

(colloquial) Previously.
• Synonym: ago, hitherto

Noun (COUNTABLE)

(US law enforcement) A previous arrest or criminal conviction on someone's record. (from 19th c.)
(statistics Bayesian inference) A prior probability distribution, one based on information or belief before additional data is collected. (from 20th c.)
• Coordinate terms: posterior
(rationalist community by extension) A belief supported by previous evidence or experience that one can use to make inferences about the future.

prior is a Scrabble valid word

prior

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

prior is an iScramble, QuickWords valid word

prior

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

Same letters words (Anagrams)

• none

Same letters plus one

• PIERRO
• PRIORE
• PRIORS
• PRIORY
• PRIOUR
• ROPIER

Same letters minus one

• PIRO
• PORI
• PRIO
• ROIP