inaugural

noun 0.852

initialization

noun 0.626

commencement

noun 0.622

investiture

noun 0.621

instauration

noun 0.618

grand opening

noun 0.610

initiation ceremony

noun 0.609

initiation

noun 0.604

inception

noun 0.601

coronation

noun 0.568

invocation

noun 0.557

ceremony

noun 0.555

convocation

noun 0.552

ovation

noun 0.546

introduction

noun 0.539

oath of office

noun 0.534

initial

noun 0.530

ribbon cutting

noun 0.525

initiatory

noun 0.524

christening

noun 0.519

installation

noun 0.514

graduation

noun 0.513

launching

noun 0.513

anointment

noun 0.513

inchoative

noun 0.512

unveiling

noun 0.511

impeachment

noun 0.508

inoculation

noun 0.508

inceptive

noun 0.505

ceremonial

noun 0.504

instillation

noun 0.503

solemnization

noun 0.503

initiate

noun 0.503

inhalation

noun 0.501