v. 25B6; verb
he deciphered the code : DECODE, decrypt, break, work out, solve, interpret, translate; make sense of, get to the bottom of, unravel; informal crack, figure out; Brit. informal twig, suss (out).
the writing was hard to decipher : MAKE OUT, discern, perceive, read, follow, fathom, make sense of, interpret, understand, comprehend, grasp.
encode.