Adulterate and Rape

Adulterate verb - To alter (something) for the worse with the addition of foreign or lower-grade substances.

Rape and adulterate are semantically related. In some cases you can use "Rape" instead a verb "Adulterate".

Rape verb - To engage in sexual activity and especially intercourse with a person unwilling or unable to give consent.

Adulterate and rape are semantically related. Sometimes you can use "Adulterate" instead a verb "Rape".