Find Synonyms
firstly Synonyms
Another word for firstly
Choosing another word for firstly that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
• adverb (Context 1)
In the first place; used to introduce the first point, reason, or item in an enumerated series.
Usage Example
"There are two main reasons for the delay: first, the weather was terrible, and secondly, the equipment arrived late."
Strongest
first
first of all
to begin with
in the first place
Strong
for a start
initially
primarily
Opposites of firstly
The opposite of firstly shifts depending on context. Common opposites include:
lastly
finally
ultimately
Cite this Entry
Wordmom. (2026). Synonyms for Firstly. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/firstly