Bastard vs Son of a bitch

When to use each in English, with meaning, register, and examples.

Bastard

VulgarTop 3,000 (common)

Son of a bitch

VulgarTop 5,000 (fairly common)
Most common: Bastard
 BastardSon of a bitch
Pronunciation🇬🇧 //ˈbɑːstəd//🇺🇸 //ˈbæstərd//🇬🇧 //sɒn əv ə bɪtʃ//🇺🇸 //sʌn əv ə bɪtʃ//
MeaningAn offensive term for someone born outside of marriage.An offensive term for a person, often used in anger.
ExampleHe called him a nasty bastard after the argument.I can't believe that guy cut me off; what a son of a bitch!
RegisterVulgarVulgar
How commonTop 3,000 (common)Top 5,000 (fairly common)
Collocationsbastard child, bastard son, bastardization, bastard of a person, call someone a bastardson of a bitch move, real son of a bitch, that son of a bitch, you son of a bitch, son of a bitch moment
Antonymslegitimate, genuine-
Common mistakesConfused with 'illegitimate child' - 'bastard' has a more severe connotation., Used in formal settings - avoid using it in polite conversations., Misunderstood as a neutral term - it's very derogatory.Used too casually in formal settings., Confused with similar phrases that are less offensive., Assuming it can be used without any context.
Usage notesOften used as an insult, can be informal; context matters as it can be very offensive.Typically used in informal or angry contexts. Not appropriate in formal situations. Can be used affectionately among friends in some cultures.

See it in real clips

Bastard
Son of a bitch

Frequently asked questions: Bastard vs Son of a bitch

What's the difference between Bastard and Son of a bitch?

Bastard: An offensive term for someone born outside of marriage. Son of a bitch: An offensive term for a person, often used in anger.

Which is more common: Bastard and Son of a bitch?

Bastard is the most common in everyday English.

Can you show an example of each?

Bastard: He called him a nasty bastard after the argument. Son of a bitch: I can't believe that guy cut me off; what a son of a bitch!

Can I use Bastard and Son of a bitch interchangeably?

Not always. Bastard and Son of a bitch are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.