Confusably

adj. describing something in such a manner that its comprehension is very limited.

Sally was late to the party because my directions were written confusably.

Slacker

Verb. To inflict the pain of your own laziness on another, to spread the disease of procrastination with the intent of bringing another intentionally down with you.

“I was supposed to be working, but I’ve done nothing but eat nachos and watch Gangland all day because you slackered me good.”