Words similar to difficult

Example sentences for: difficult

How can you use “difficult” in a sentence? Here are some example sentences to help you improve your vocabulary:

The abundance of putative microbial symbiont transcripts among sequences from a pure plant root library is difficult to interpret.
That said, a publication can make scamming its readers more difficult than the New Republic made it for Glass.
Recovery of smaller, soluble, truncated forms of NFAT proteins is feasible relative to the more difficult task of isolating active forms of full-length NFAT proteins.
Overcapacity is, in any case, difficult to measure, since it's more important for car companies to be able to meet increases in demand than it is for them to make only as many cars as customers want.
It is one the Libraries are trying very hard to eliminate, but the rapidly increasing price of materials makes the task difficult.