Expressions Of Irritation

adjective causing annoyance or irritation; frustrating

• The exasperating delays in the project are causing a lot of frustration among the team members.
• It's so exasperating when the wifi keeps cutting out while I'm trying to work.
• Dealing with this exasperating traffic every day is driving me crazy.
• Her exasperating habit of always being late is like a thorn in my side.

noun A burr is a small, prickly seed or fruit that can get stuck in clothing or animal fur.

preposition In/under indicates the location of the burr in relation to the saddle.

• The constant complaints from the employee were like a burr in the saddle for the manager.
• Her constant nagging about the project deadline was a real burr in my saddle.
• His constant teasing about my new haircut was a real burr in my saddle.
• The unresolved issue between the two countries was like a burr in the saddle of their diplomatic relations.