cingular / singular [ˈsɪŋgjʊlɜr]
cingular – adj. – 1. of or relating to a ring, shaped like a ring; 2. Chem. cyclic 3. banded, marked or thickened in circles
singular – adj. – 1. unique, much beyond the average, extraordinary; 2. eccentric or strange; 3. (Grammar) – denoting or referring to a single person or thing; 4. (Math) – possessing unique properties; 5. single, individual; n. – 1. (Grammar) a singular word or form; 2. the singular number