On end
Vertical and on end are semantically related in straight-up topic. In some cases you can use "Vertical" instead an adjective phrase "On end", when it comes to topics like at right angles to.
Mutual synonyms
Both terms in one sentence
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Chou, he of perpetually vertical Anime Hair, once claimed that he was so mad his hair stood on end.
Source: Expressive Hair
Cite this Source
Vertical and On end. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/on_end/vertical
On end & Vertical. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/on_end/vertical>.
Vertical or On end. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/on_end/vertical.
Google Ngram Viewer shows how "on end" and "vertical" have occurred on timeline