sup·pres·sor 
(sə-prĕsər)
(sə-prĕsər)n.
1. or sup·press·er One that suppresses: a suppressor of free speech.
2. A gene that suppresses the phenotypic expression of another gene, especially of a mutant gene.
3. A device, such as a resistor or grid, that is used in an electrical or electronic system to reduce unwanted currents.
- unpublishable
- unputdownable
- unqualified
- unqualifiedly
- unquenchable
- unquenchably
- unquestionability
- unquestionable
- unquestionableness
- unquestionably
- unquestioned
- unquestioning
- unquestioningly
- unquiet
- unquietly
- unquietness
- unquote
- unravel
- unreachability
- unreachable
- unreachably
- unread
- unreadability
- unreadable
- unreadily