Umpteen
Zillion
Zillion adjective - Very large indeterminate number.
Mutual synonyms
Both words in one sentence
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Also, there are instances of the very next ad after the Tylenol one, on the same station, being "1 Advil will last for a zillion hours, it takes umpteen Tylenol to do that".
Source: Strawman Product -
Although the phrases themselves aren't necessarily annoying, that you hear the enemy taunts about umpteen zillion times, in Privateer 2: The Darkening, most certainly is.
Source: Most Annoying Sound -
The universe doesn't abhor it or disallow it or anything, but simply plays out the umpteen zillion iterations of the events in question.
Source: Timey-Wimey Ball
Cite this Source
Zillion and Umpteen. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/umpteen/zillion
Umpteen & Zillion. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/umpteen/zillion>.
Zillion or Umpteen. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/umpteen/zillion.
Google Ngram Viewer shows how "umpteen" and "zillion" have occurred on timeline