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overbook (EN)
verb

verb “overbook”

infinitive overbook; he overbooks; past tense overbooked; past part. overbooked; ger. overbooking
  1. to sell more tickets or reservations than are available
    The airline overbooked the flight, so some passengers had to wait for the next one.
  2. to schedule more activities or appointments than can be managed
    She overbooked her day with meetings and couldn't attend them all.