1) The meaning of the ancient text was unfathomable and nearly inferrible.

2) The artist's abstract paintings were so unfathomable that they were considered inferrible by many viewers.

3) The conspiracy theory was so convoluted that it became nearly inferrible.

4) The complexity of the mathematical problem made it nearly inferrible for most students.

5) The coded message was so unfathomable that it was inferrible to decipher without a key.

6) The scientist's research findings were so technical that they were nearly inferrible to the general public.

7) The intentions behind the cryptic note were so unfathomable that they were inferrible to the recipient.

8) The instructions on the ancient map were so unclear that they were inferrible to follow.

9) The motives of the enigmatic character in the novel were so unfathomable that they were inferrible to the other characters.

10) The mysterious disappearance of the artifact was so inexplicable that it seemed inferrible to the investigators.