pes·ti·cide 
(pĕstĭ-sīd′)
(pĕstĭ-sīd′)n.
A substance or agent used to kill pests, such as unwanted or harmful insects, rodents, or weeds.
pes′ti·cidal (-sīdl) adj.
- polite
- politely
- politeness
- politesse
- politic
- political
- political action committee
- political correctness
- political economy
- political incorrectness
- politicalization
- politicalize
- politically
- politically correct
- politically incorrect
- political prisoner
- political science
- political scientist
- politician
- politicization
- politicize
- politick
- politicker
- politicly
- politico