penal / penil / penile / pinal [ˈpi:nəl]
penal – adj. & n. – adj. related to a form of punishment, punitive, severe, harsh; n. – legal punishment
penil – n. – Anatomy the fat pads above the pubic symphysis in women
penile – adj. – related to the male copulatory organ
pinal – adj. – of the nature of a pine