Select the most appropriate one-word substitution for the given group of words. 

Make to happen at the same time 

Synchronize

The most appropriate one-word substitution for "make to happen at the same time" is synchronize.

• Eventual means happening in the end.
• Rhyming means having the same ending sound.
• Rhythmic means having a regular pattern of beats.

The word synchronize comes from the Greek words "syn," meaning "together," and "chronos," meaning "time." To synchronize means to make two or more things happen at the same time. This can be done by using a variety of methods, such as using a metronome or a computer program.