make (something) official
he officialized his resignation by handing over a letter to the club
the pair officialized their union in Los Angeles

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Connections NYT: Hints For Today's Puzzle, Wed, Jan 14

NYT Strands Today - Hints, Spangram & Answers for January 14

Today’s Wordle Answer Jan 14 #1670- NYT Wordle Hints & Updates

Today's NYT Pips Hints & Answers

Today's NYT Capture Hints & Answers

NYT Mini Crossword Answers Today - The Mini for Jan 14 Solved