It wasn't until the mid-19th century that the word and concept of "homosexual" was even invented, in the taxonomy of pathologies then favored by the psychiatrists. Before then, the only relevant categories were "lust" and "sodomy", neither of which required a particular "class" of people to engage in them.
Sodomy and contracepted intercourse are both unnatural acts, both perverted (turned away from the true nature and purposes of sex as created by God), and both mortal sins. They are morally congruent but not, of course, identical.
Every mortal sin is, in some ways, like every other mortal sin; like some other mortal sins; and like no other mortal sin.
If they were morally congruent, both would be characterized as "sins that cry to heaven for vengeance".*
"...Saint Peter Damian (1007-1072)
Doctor of the Church, cardinal and a great reformer of the clergy, Saint Peter Damian wrote his famous Book of Gomorrah against the inroads made by homosexuality among the clergy. He describes not only the iniquity of homosexuality, but also its psychological and moral consequences:
"Truly, this vice is never to be compared with any other vice because it surpasses the enormity of all vices.… "
12 Quotes Against Sodomy That Every Catholic Should Know
*What are sins that cry to heaven for vengeance and sins against the Holy Spirit?
Full Question
What are sins that cry to heaven for vengeance and sins against the Holy Spirit?
Answer
Most Catholics are familiar with the term mortal sin. Mortal sins deprive the soul of grace. They are serious transgressions of God's law, done freely and deliberately with a clear understanding of what they are. Their result is to deny a soul entrance to heaven.
There are particular mortal sins that are so evil that they are said to be sins that cry to heaven for vengeance: murder (Gn 4:10), sodomy (Gn 17:20-21), oppression of the poor (Ex 2:23), and defrauding workers of their just wages (Jas 5:4).
Sins against the Holy Spirit are mortal sins that harden a soul by its rejection of the Holy Spirit. Six sins are in this category. They are despair, presumption, envy, obstinacy in sin, final impenitence, and deliberate resistance to the known truth.
What are sins that cry to heaven for vengeance and sins against the Holy Spirit?