Simple Examples:
* The baby cried loudly for his mother.
* The crowd cheered loudly for their team.
* He laughed loudly at the joke.
Adding Context:
* The teacher loudly scolded the student for talking in class.
* The music was playing loudly at the concert.
* She loudly protested against the unfair decision.
With Adjectives:
* He sang loudly and proudly.
* The children shouted loudly and excitedly.
* The dog barked loudly and aggressively.
Figurative Language:
* The wind howled loudly through the trees.
* Her heart beat loudly in her chest.
* The clock ticked loudly in the silence of the room.
Remember that "loudly" is an adverb, so it modifies a verb, adjective, or another adverb. It tells us *how* something is done.