canalha — meaning in English

English meaning

herd noun A large group of animals of one kind that live, feed, or move together.
louse noun A tiny wingless insect that lives as a parasite on the skin or hair of animals and people.
rascal noun A dishonest or badly behaved person, especially in a way that can seem mischievous rather than truly dangerous.
scoundrel noun A dishonest or unprincipled person; a rogue or villain.
sleaze noun Dishonest or immoral behavior, especially involving corruption or inappropriate sexual conduct.
sleazebag noun A morally disreputable or sleazy person (informal, derogatory).
swine noun A pig, especially a domesticated one raised for farming.

canalha is used for these senses in English:

herd (now, usually, pejorative) A crowd, a mass of people or things; a rabble. [from 15th c.]
louse (colloquial, dated, not usually used in plural form) A contemptible person; one who is deceitful or causes harm.
rascal Sometimes diminutive: a cheeky person or creature; a troublemaker.
scoundrel A mean, worthless fellow; a rascal; a villain; a person without honor or virtue.
sleaze (informal, countable) A person of low moral standards.
sleazebag (slang) A morally reprehensible, disreputable, or sleazy person.
swine (pejorative) A contemptible person (plural swine or swines).

noun A tiny wingless insect that lives as a parasite on the skin or hair of animals and people.
noun An informal, insulting term for a despicable or deceitful person.
verb To search for and remove lice from someone or something.