Chrownotransductionology

noun
Temporal slippage induced by chrownons; in other words: timely travel.
Origin
Professor Gladys Chrowdingler, discoverer of the chrownon.
Source
Automated Alice

Tempunaut

noun
Crewman aboard a time-travelling vessel.
Origin
Derived from tempus (time) and nautēs (sailor).
Source
A Little Something for Us Tempunauts

Looper

noun
An assassin hired to kill victims transported back in time from the future.
Source
Looper