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On top or ontop?

on top is an adverb meaning “On the highest point or surface”; ontop is a preposition meaning “atop”. on top is written as two words and ontop as one word; they are used differently.

on toporontop

What is the difference between on top and ontop?

on topontop
Part of speechadverbpreposition
Meaning

On the highest point or surface

In a dominant position

ExampleStand on top and look downnone recorded
Pronunciationnot recordednot recorded
In writingnot counted (the list counts single words)about once in every 7 million words

Sources: on top and ontop in the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Every current meaning of on top and ontop

on top

  1. 1

    adverb On the highest point or surface

    Stand on top and look down

  2. 2

    adverb In a dominant position

    At the end of the season, Manchester United came out on top

Source: the English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0); obsolete, archaic, dialect and rare senses left out.

Which is more common, on top or ontop?

on top is a phrase, which the list of single words does not count; ontop about once in every 7 million words.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

The words