Temper
* Temperament: A person's usual mood or behavior
* Temperamental: Subject to sudden or unpredictable changes of mood or behavior
* Temperance: Moderation, self-control, especially in eating and drinking
* Tempered: Moderated or softened in effect
* Tempest: A violent storm
* Tempestuous: Marked by strong and turbulent emotions
* Temper: To moderate or soften, especially in metal
Chron
* Chronic: Continuing or recurring over a long period of time
* Chronology: The arrangement of events in the order in which they occurred
* Chronometer: A very accurate timepiece
* Chronological: Arranged in the order of time
* Synchronize: To cause to occur at the same time
* Chronicle: A historical record of events
* Anachronism: Something that is out of place in time
Let me know if you'd like to explore any of these words in more detail or if you have other word requests!