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jillionth Synonyms

Another word for jillionth

Choosing another word for jillionth depends on context, so the synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• adjective (Context 1)

Constituting the latest in an extremely large, uncounted, or seemingly endless series of items or occurrences (used hyperbolically).

Usage Example

"For the zillionth time, please remember to turn off the lights when you leave the room."

Strongest
zillionth
umpteenth
gazillionth
Strong
millionth
billionth
nth

• noun (Context 2)

The final or latest item in an extremely large, unspecified series, or one of a jillion equal parts of a whole (used hyperbolically).

Usage Example

"Even a zillionth of the sun's total energy output would be enough to power the entire planet."

Strongest
zillionth
gazillionth
umpteenth

Opposites of jillionth

The opposite of jillionth shifts depending on context. Common opposites include:

first
initial
See all opposites of jillionth

• Nearby Words

jihadist
jill
jillion
jillionth
jilt
jiminy
jimmies

Cite this Entry

Wordmom. (2026). Synonyms for Jillionth. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/jillionth
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