In 'nitco sco tingo' stands for 'softer than flower';
'tingo rho mst' stands for 'sweet flower fragrance' and
'mst sco tmp' stands for 'sweet than smile',
what would 'fragrance' stands for ?
In the first and second statements, the common code word is 'tingo' and the common word is 'flower'.
So, 'tingo' means 'flower'.
In the second and third statements, the common code word is 'mst' and the common word is 'sweet'.
So, 'mst' stands for 'sweet'.
Thus, in the second statement, 'rho' stands for 'fragrance'.