lúc đầu

Meaning

1. at first

   adverb

   at first, in the beginning

   • Lúc đầu em thấy tiếng Việt khó lắm.

     At first I found Vietnamese really hard.

   • Lúc đầu em hơi sợ, giờ quen rồi.

     At first I was a bit scared, but I'm used to it now.