"Abominable" means universally hated. If you "detest" something, you hate it. "Desirable" is the opposite of hated; if you desire something, you want it. "Dominant" means most important or most powerful. This is also the opposite of abominable. "Systematic" means to do something in an organized fashion and "questionable" means doubtful. The only word similar to abominable is detestable.