seventy-three ( synonym found)
Definition of seventy-three:

°The cardinal number immediately following seventy-two and preceding seventy-four.
°(amateur radio) An abbreviation for 'Best regards'. Used especially in Morse code.
Definition of seventy-three:

°The cardinal number immediately following seventy-two and preceding seventy-four.
°(amateur radio) An abbreviation for 'Best regards'. Used especially in Morse code.
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