A major concern is avoiding consanguinity, a fancy word for the socially taboo and possibly genetically disastrous mating of blood relatives.

A person can be another person's sexual partner even if the sexual activity is illegal, socially taboo, or otherwise in breach of a trust or commitment.

First of all because we're dealing with a socially taboo thing.

Which in his mouth was a socially taboo question.

For this reason, terms of insult are socially taboo and dysphemistic.

Socially taboo as believed to add microbes from the person's mouth into the dip.

Thousands of women trained as engineers, physicists and teachers are grabbing an entrepreneurial opportunity that even five years ago was both illegal and socially taboo.

Things that were socially taboo in the 18th century aren't necessarily anymore.

The Moyerses had scruples about sensationalizing what is socially taboo, even criminal behavior.