i-adjective
early in the morning; early-morning
Describes something happening or being done early in the morning. Often used to modify nouns or as a predicate.
朝早い時間にジョギングをするのが好きです。
I like jogging in the early morning.
明日は朝早いので、今夜は早く寝ます。
I have to get up early tomorrow, so I'll go to bed early tonight.