Back to back
Side by side and back to back are semantically related. In some cases you can replace phrase "Side by side" with "Back to back", this phrases are similar.
Side by side
Side by side adjective - Nearest in space or position; immediately adjoining without intervening space.
Back to back and side by side are semantically related. Sometimes you can replace phrase "Back to back" with "Side by side", this phrases are similar.
Both terms in one sentence
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Back-to-Back Badasses: Sayaka and Koyoko fight back to back and side by side in the final battle.
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The only problem is that in the actual drawing, the two people were standing back to back, not side by side.
Source: Literature / Den of Shadows
Cite this Source
Side by side and Back to back. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/back_to_back/side_by_side
Back to back & Side by side. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/back_to_back/side_by_side>.
Side by side or Back to back. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/back_to_back/side_by_side.