A2adverbformal3K

Firstly

UK /["/ˈfɜːstli/"]/US /["/ˈfɜːrstli/"]/

Definition

used to introduce the first of a list of points you want to make in a speech or piece of writing

In simple words: At the start of a list or explanation.

Examples

  • There are two reasons for this decision: firstly…
  • Firstly let me introduce myself.
  • So where do we start? Well firstly, you need to assess your financial situation.

Usage notes

Use 'firstly' to introduce the first point in formal writing or speeches. Avoid in casual conversations; 'first' is often preferred instead.

Grammar pattern

standalone transition word

Memory hint

Think of 'firstly' as 'first' with a 'ly,' like a step up in formality.

Collocations

  • firstly and secondly
  • firstly then
  • firstly I would like

Synonyms

  • first
  • to begin with
  • in the first place

Antonyms

  • lastly
  • finally

Common mistakes

  • 'Firstly' is not often used in informal contexts.
  • Some learners confuse 'firstly' with 'first,' thinking they can use them interchangeably in all situations.
  • Overusing 'firstly' when listing items can sound overly formal.