steamy vs horny

steamy and horny both are adjectives.

Word	Noun	Adjective	Verb	Adverb
steamy	No	Yes	No	No
horny	No	Yes	No	No

As adjectives, steamy and horny are synonyms defined as:

Other synonyms of steamy include aroused, randy, ruttish, turned on.

steamy (adjective)	horny (adjective)
feeling great sexual desire	made of horn (or of a substance resembling horn)
hot or warm and humid	having horns or hornlike projections
filled with steam or emitting moisture in the form of vapor or mist	feeling great sexual desire