Time Lord
In at least one universe, the Doctor described herself as a Time Lord and noted that thanks to being one, she had all the time in the world. (PROSE: Shifting) The Hitchhiker's Guide To The Multiverse had Circular Gallifreyan on its back-cover. (COMIC: When Casting Calls)
The “[REDACTED] Lords of [REDACTED]” were cited in one of the Crew of the Copper-Colored Cupids' Cupid Fact Files as one of the authorities with multiversal powers who did not look kindly upon would-be interdimensional conquerors. (PROSE: The Crew of the Copper-Colored Cupids)
Other uses of the term
Lord Thymon, an eldritch abomination who was a literal Embodiment of time in the Void, was once described as a “Time Lord” by the Book of Evil, although this was presumably just a turn of phrase. (PROSE: The Book of Evil)