1) Come about 2) Contemporise 3) Fall out 4) Go on 5) Happen 6) Happen at the same time 7) Occur 8) Pass 9) Pass off 10) Synchronise 11) Synchronize 12) Take place 13) To bring up to date 1) Contemporise 2) Synchronise 
contemporize, contemporization 1. To make something modern or fashionable. 2. To place someone or something in the same period as soneone or something else. 3. To fall at the same time; to synchronize.