✅ Rot means to decay or break down, often in an unpleasant or smelly way (The fruit began to rot in the hot sun).

✅ Decompose refers to the breakdown of organic material, often by bacteria or fungi (The fallen leaves decompose on the forest floor).

✅ Both words describe organic decay.

✅ Rot is more commonly used in casual contexts for foul odors or sights, while decompose is more scientific and suggests a technical process that can happen on a molecular or chemical level (The old food rotted in the fridge; In the compost bin, food scraps slowly decompose into nutrient-rich soil).

✅ Need refers to a requirement or necessity for something, often indicating a lack of something essential (The plants have a need for water to survive).

✅ Exigency refers to an urgent need or demand, often implying a situation that requires immediate action (The exigency of the medical crisis prompted the staff to act quickly).

✅ Both terms convey a sense of requirement or necessity.

✅ Need can refer to basic requirements, while exigency typically denotes a pressing situation or urgency that demands prompt attention (The need for shelter is fundamental; The exigency of the emergency call left no room for delays).

✅ Embarrassed means feeling self-conscious, awkward, or ashamed (He was embarrassed when he tripped in front of the crowd).

✅ Abashed means feeling embarrassed or ashamed, particularly when caught off guard (She was abashed by the sudden attention she received).

✅ Both words describe feelings of discomfort or shame.

✅ Embarrassed is more common in casual speech, while abashed suggests a deeper, more sudden feeling of self-consciousness (I felt embarrassed after making the mistake; I was abashed when my secret was revealed).