Firstly
Firstly adverb - In the beginning.
Show all Definitions
Synonyms for Firstly
Substantially and firstly are semantically related. In some cases you can use "Substantially" instead an adverb "Firstly".
Nearby Word: first
Substantially
Substantially adverb - For the most part.
Firstly and substantially are semantically related. Sometimes you can use "Firstly" instead an adverb "Substantially".
Mutual synonyms
Related pairs
- intrinsically and firstly
- intrinsically and substantially
- thoroughly and firstly
- thoroughly and substantially
- primarily and firstly
- primarily and substantially
- basically and firstly
- basically and substantially
- chiefly and firstly
- chiefly and substantially
- mainly and firstly
- mainly and substantially
- mostly and firstly
- mostly and substantially
Cite this Source
Substantially and Firstly. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/firstly/substantially
Firstly & Substantially. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/firstly/substantially>.
Substantially or Firstly. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/firstly/substantially.
Google Ngram Viewer shows how "firstly" and "substantially" have occurred on timeline