あらarai
1.

Describing a manner or movement that is intense or violent, which may lead to undesirable outcomes or consequences.

2.

Indicating a lack of consideration for circumstances or others, often resulting in extreme or rash behavior.

3.

Referring to a texture or quality that is coarse, with noticeable gaps or irregularities, suggesting a lack of refinement or delicacy.

4.

Characterizing an attitude or expression that is abrasive or harsh, lacking gentleness or politeness.

Example:

僕のボスは人使いが荒いんだ。

てあら手荒tearai
1.

Describing a manner of handling or behavior that is careless, lacking consideration, and marked by a rough or aggressive approach, often resulting in potential damage or discomfort to the object or person involved.

2.

Referring to actions that are unrefined or unsophisticated, indicating a disregard for delicacy or gentleness in interactions or treatment of items, especially fragile ones.

3.

Illustrating a style of engagement that is boisterous and lacks finesse, often associated with a physicality that may be overwhelming or shocking to those unaccustomed to such roughness.

4.

Characterizing a situation where someone receives attention or treatment that is excessively exuberant or unrestrained, possibly pushing the boundaries of what is socially acceptable or comfortable.