She assumed it was morning in her grogginess until a squinted peek at their clock showed two AM.
In addition, some people experience grogginess and illness the following day.
He was still enveloped in the grogginess of slumber and it was minutes before he found himself rising from beneath the comfort of the quilt to the edge of the rumpled bed.
A benefit of valerian is that most people do not experience grogginess in the morning after having taken valerian the night before.