Snafu and Screw up

Snafu verb - Cause to be in a state of complete confusion.

Screw up and snafu are semantically related in correct topic. In some cases you can use "Screw up" instead a verb "Snafu".

Screw up verb - To make a mistake.

Snafu and screw up are semantically related in correct topic. You can use "Snafu" instead the word "Screw up" as a verb or a noun, if it concerns topics such as make a mess of.