mascu-, mas-

(Latin: male, manly, of or relating to men or boys; of the male sex and gender; bold, courageous)

emasculate
1. Castrated, deprived of virility.
2. To make unmanly, deprive of vigor; to make weak, effeminate.
3. To have one's manhood taken away.
4. To make effeminate and cowardly; to enfeeble, impoverish; such as, language.
masculate
To make masculine.
masculine: male, males
1. Of or pertaining to the gender to which appellations of males normally belong.
2. Pertaining to the male sex; peculiar to or assigned to males; consisting of males.
3. Of, relating to, or characteristic of men or boys; male.
4. Etymology: "belonging to the male gender" from Old French masculin, "of the male sex"; from Latin masculinus, "male, of the masculine gender"; from masculus.

The meaning of "having the appropriate qualities of the male sex; that is, manly, virile, and powerful" was first indicated in the 1620's.

masculinity
1. The quality or condition of being masculine.
2. Things characteristic of the male sex.
masculinize (verb), masculinizes; masculinized; masculinizing
To render manlike or more like a boy or a man: James had obviously had the form and appearance a male because he always masculinizes the types of clothing that he wears.
masculinoid
1. Like a masculine or like a male.
2. A male form or appearance.
3. Appearing to be like a male, or similar, to a male.
unmasculate
1. To have one's manhood taken away.
2. To make effeminate and cowardly; to enfeeble.