1. fairly

Today we are going to learn “fairly”. It means more than a little or in a way that is fair, honest.
(1) She speaks English fairly well.
(2) I felt I hadn’t been treated fairly.

2. obscure

Another word is “obscure”. Something that is obscure is difficult to understand or deal with, usually because it involves so many parts or details.
(1) The contracts are written in obscure language.
(2) Last night, an obscure project peered upon my mind.