interstate is a valid English word

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

Meanings

Adjective (NOT COMPARABLE)

(chiefly US and Australia) Of, or relating to two or more states.

Adverb (NOT COMPARABLE)

(chiefly US and Australia) Crossing states (usually provincial state, but also e.g. multinational sense).
• The truck driver drove interstate to unload.

Noun (COUNTABLE)

(US) A freeway that is part of the Interstate Highway System.

interstate is a Scrabble valid word

i1n1t1e1r1s1t1a1t1e1

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

interstate is an iScramble, QuickWords valid word

i1n2t3e4r5s6t7a8t9e10

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

Same letters words (Anagrams)

• none

Same letters plus one

• ANTISETTLER
• ATTIREMENTS
• ATTRITENESS
• INTERSTATER
• INTERSTATES
• INTRATESTER
• REATTESTING
• STANISTREET
• TETRACTINES

Same letters minus one

• ATTRITEES
• ENSTATITE
• INTERTEST
• INTESTATE
• INTRATEST
• RATTINETS
• REINSTATE
• RETAINEST
• SATINETTE
• TERTIATES