Easy to difficult

problematic
(adj)
pro-blǝ-MA-tic
Meaning

troublesome; causing problems; difficult

1st Sample Sentence

We would very much like to hire you, but in this type of work, your lack of computer literacy would be problematic.

Root

pro (forward)#ballein (to throw) (Greek)

Mnemonics

(Doubt)you always have doubts with while solving problems.