parol / parole / pyrrole [pəˈroʊl]
parol – adj. & n. – adj. – expressed orally; n. – an oral declaration
parole – n. & v. – n. the conditional release of a prisoner; v. – to put someone on parole or probation
pyrrole – n. – a five membered heterocyclic ring {C4H5N} with an odour similar to chloroform, which forms the basis for many biological molecules