Gruff (adjective)

1. Having a rough and surly manner.
2. Rough or harsh in tone or quality.

Origin:

From the middle english word "grouf", meaning rough-mannered, from the old english word "grōf", meaning rough-mannered, from the proto-germanic word "grōfaz", meaning rough-mannered.

Examples:

1. The old man had a gruff voice, making it hard for others to understand him.
2. The guard"s gruff manner made it clear that he wasn"t in the mood for small talk.
3. The teacher's gruff attitude made her students feel uncomfortable in the class.
4. The customer service representative was gruff and unhelpful.
5. The wind was blowing so strongly that it made a gruff noise as it blew through the trees.