[9] The antonym of Haya in Arabic is badha'a (بذاءة, immodesty) or fahisha (فاحشة, lewdness or obscenity).
[10] The original meaning of Haya refers to "a bad or uneasy feeling accompanied by embarrassment".
If a man cannot afford to marry, then he should fast, in order for him not to be overtaken by his desires and the whispers of Shaytan.
[11] Say to the believing men that they should lower their gaze and guard their modesty: that will make for greater purity for them: and Allah is well acquainted with all that they do.
The Qur'an mentions Haya twice: Indeed, Allah is not shy to present an example—that of a mosquito or what is smaller than it.
Haya is mentioned often in hadith passages, where the word is used to express shyness, modesty, and decency.
[1][4][5][6][7][8][11] Narrated by Abu Huraira (R): The Prophet Muhammad (Saw) said, "Faith (Belief) consists of more than sixty branches (i.e. parts).
Abdullah Bin Umar narrated that the Prophet, once passed by a man who was admonishing his brother regarding Hayaʾ saying: "You are too shy, and I am afraid that might harm you."