Check
Make sure
Make sure verb - Make a point of doing something; act purposefully and intentionally.
Mutual synonyms
Both terms in one sentence
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Almost as bad is Charlie being replaced by his double, when they KNEW that Charlie was fighting a shapeshifter hand-to-hand no one ever bothered to check and make sure he's the correct person.
Source: Series / Fringe -
During the delivery proper however, he does his best to keep his panic in check and make sure that both mother and baby are all right.
Source: Fan Fic / The Second Try - Epic Fail: Megan leaves the house to check and make sure that the "Lost Dog" signs are still up, but when she tries to go home afterwards, she ends up getting lost, not knowing which way to go.
Source: Film / Quigley
Cite this Source
Make sure and Check. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/check/make_sure
Check & Make sure. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/check/make_sure>.
Make sure or Check. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/check/make_sure.
Google Ngram Viewer shows how "check" and "make sure" have occurred on timeline