secondly
Secondly (adverb) means used to introduce the second point in a list or argument. Example: “Secondly, we should check that everyone can attend before we book a venue.”
How to use secondly
Learner’s notesIn plain EnglishA word used to mark your second point when listing reasons or steps.
Fill the gap
Can you complete this real example?
_____, we should check that everyone can attend before we book a venue.
Etymology
From "second" plus the adverb suffix "-ly."