Cases of word usage

1) easy seen or understood (by a person) (apparent)

2) easily understood and certain (clear-cut)

3) so as to be easily understood (clearly)

4) that can be understood fully (comprehensible)

5) with a hidden meaning or a meaning not easily understood (cryptic)

6) understood by, intended for, only a small number of people (esoteric)

7) that cannot be understood (incomprehensible)

8) that cannot be read or understood (indecipherable)

9) that cannot be understood or known (inscrutable)

10) that can be easily understood (intelligible)