Simple:
* The old floorboard groaned under his weight.
* He groaned in pain after hitting his thumb with the hammer.
Descriptive:
* The rusty swing set groaned as the children swung with all their might.
* The tree groaned in the wind, its branches swaying wildly.
* The tired student groaned as the teacher announced another pop quiz.
Figurative:
* The city groaned under the weight of traffic during rush hour.
* The economy groaned under the pressure of the pandemic.
Dialogue:
* "Ugh, I'm so tired," she groaned, collapsing on the couch.
* "Not another homework assignment!" he groaned.
You can use "groaned" to convey a variety of emotions, including pain, fatigue, displeasure, or even a sense of strain.