始めなさい

start, begin

→ 始める
始め start, begin + なさい Polite imperative
verb · imperative Rare #37,140
start, begin A command, often used by a parent or teacher when speaking to someone of lower status.
JA: 今すぐ宿題を始めなさい。
EN: Start your homework right now.
Conjugation of 始める
Imperative
始めろ始めなさい

から始めなさい

You start.

基本から始めなさい

Start with the basics.

できるだけ早く始めなさい

Start as soon as possible.