Cis forComfortable
Something is comfortable if it feels nice to use. You are comfortable if you feel good and at ease while doing something. The dog in the picture is in a very comfortable chair.
Something is compact if it fits into a small space. The car in the picture is a compact car.
You can compact something when you compress it together so it takes up less space, for example you might compact the ground before you lay pavers on it.
Cis forComplicated
Something is complicated if it has a large number of interconnected parts or is difficult to understand.
The person in the picture is looking at some complicated machinery.











