negative form of 難い / (literary) easy to

a target, a mark, a bullseye / an objective, an object (of doing something)

as far as ... is concerned; in terms of ...

impossible to understand, utterly confused

everything

(colloquial) current boyfriend

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

hard to see, indiscernible / obscure; indistinct; illegible

hard to say, inexpressible, hesitant to say