Not certain
Weakly and not certain are semantically related. In some cases you can use "Weakly" instead an adverb phrase "Not certain".
Weakly
Weakly adverb - In a weak or feeble manner or to a minor degree.
Not certain and weakly are semantically related. Sometimes you can use "Not certain" instead an adverb "Weakly".
Mutual synonyms
Cite this Source
Weakly and Not certain. (2016). Retrieved 2026, August 18, from https://thesaurus.plus/related/not_certain/weakly
Not certain & Weakly. N.p., 2016. Web. 18 Aug. 2026. <https://thesaurus.plus/related/not_certain/weakly>.
Weakly or Not certain. 2016. Accessed August 18, 2026. https://thesaurus.plus/related/not_certain/weakly.
Google Ngram Viewer shows how "not certain" and "weakly" have occurred on timeline