How many points is IO worth in Scrabble?

IO is worth 2 Scrabble points before board bonuses.

Which dictionaries accept IO?

IO is not valid in NWL2023 (US) and valid in CSW24 (International).

In CSW24 (International), adding one letter at the front or back makes BIO, GIO, ION, IOS. Board placement and cross-words must also be legal.

Scrabble

Scrabble Dictionary

2 pts

IO is a valid Scrabble word in CSW24 (International). It scores 2 points. IO means "exclamation of triumph".

interjection

Valid CSW (UK) Scrabble Word

exclamation of triumph

Check the Scrabble meaning of IO. It scores 2 points.

Add one letter before IO. Scores are base word totals before board bonuses.

Add one letter after IO. Every word is valid in CSW24 (International).

= 2

Is IO a Scrabble word?: IO is a valid Scrabble word in CSW24 (International). It scores 2 points.
How many points is IO worth in Scrabble?: IO is worth 2 Scrabble points before board bonuses.
Which dictionaries accept IO?: IO is not valid in NWL2023 (US) and valid in CSW24 (International).
Can you add a letter to IO?: In CSW24 (International), adding one letter at the front or back makes BIO, GIO, ION, IOS. Board placement and cross-words must also be legal.