"virilise" in the verb sense
1. masculinize, masculinise, virilize, virilise
produce virilism in or cause to assume masculine characteristics, as through a hormonal imbalance or hormone therapy
"the drugs masculinized the teenage girl"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License