תֶּבֶלtebel

confusion, violation of nature, or the divine order (Leviticus 18:23; Leviticus 20:12; Leviticus 18:15)

Pronunciation: teh'-bel · Hebrew/Aramaic (Old Testament) · H8397

Same root

בָּלַלbâlal · H1101to overflow (specifically with oil.); by implication, to mix; to fodder

Where it appears

Appears 2 times in the Bible.

Leviticus 18:23 “A man must not defile himself by having sex with an animal. And a woman must not offer herself to a male animal to have intercourse with it. This is a perverse act.
Leviticus 20:12 “If a man has sex with his daughter-in-law, both must be put to death. They have committed a perverse act and are guilty of a capital offense.

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).