* After a sleepless night, I felt groggy and couldn't focus on my work. (Describing a feeling of fatigue and sluggishness)
* The medication made him feel groggy, so he decided to stay in bed for the rest of the day. (Describing the side effects of a medication)
* The long car ride left me feeling groggy and disoriented. (Describing a state of being tired and confused)
* Despite the early morning alarm, the children were surprisingly not groggy and full of energy. (Describing the opposite of being groggy)
* The boxer was groggy after taking a hard punch to the head. (Describing a state of being disoriented due to a physical blow)