I. GROWTH II. PAVEMENT III. DOCTOR After arranging the consonants first followed by vowels as per the English alphabetical order, we get: I. GHRTWO II. MNPTVAEE III. CDRTOO After changing the consonants to the next letter and the vowels to the previous letter in the English alphabetical series, we get: I. HISUXN II. NOQUWZDD III. DESUNN The second consonant from the right end of each of the words is: I. HISUXN: X II. NOQUWZDD: D III. DESUNN: N