S: (n) addict, nut, freak, junkie, junky (someone who is so ardently devoted to something that it resembles an addiction) "a golf addict"; "a car nut"; "a bodybuilding freak"; "a news junkie"
S: (n) testis, testicle, orchis, ball, ballock, bollock, nut, egg (one of the two male reproductive glands that produce spermatozoa and secrete androgens) "she kicked him in the balls and got away"