noun, noun or participle which takes 'suru'
reconfirm; double-check
Used in travel, business, and formal contexts to verify reservations, schedules, or agreements. Often implies a second confirmation after an initial one.
フライトの予約をリコンファームしてください。
Please reconfirm your flight reservation.
会議の前に、出席者をリコンファームした。
I reconfirmed the attendees before the meeting.