開催【かいさい】
holding (a conference, exhibition, etc.), opening, hosting (e.g. the Olympics)
主催【しゅさい】
sponsorship (i.e. conducting under one's auspices), promotion, organizing, organising, hosting, staging
催し【もよおし】
event, festivities, function, social gathering, auspices, opening, holding (a meeting)
催す【もよおす】
to hold (an event), to give (a dinner, party, etc.), to feel (sensation, emotion, call of nature, etc.), to show signs of
催促【さいそく】
pressing, urging, demanding, demand
共催【きょうさい】
joint sponsorship (of an event), cosponsorship, joint hosting
催眠【さいみん】
hypnosis
催涙【さいるい】
tear-inducing
催し物【もよおしもの】
(program of) entertainments, special events, exhibitions, amusements, attractions
催眠術【さいみんじゅつ】
hypnotism