Gradually
Gradually adverb - By small steps or amounts.
Undetectably and gradually are semantically related. In some cases you can use "Undetectably" instead an adverb "Gradually".
Undetectably
Gradually and undetectably are semantically related. Sometimes you can use "Gradually" instead an adverb "Undetectably".
Mutual synonyms
Cite this Source
Undetectably and Gradually. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/gradually/undetectably
Gradually & Undetectably. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/gradually/undetectably>.
Undetectably or Gradually. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/gradually/undetectably.
Google Ngram Viewer shows how "gradually" and "undetectably" have occurred on timeline