Because (pronunciation)

Note that different speakers of English pronounce the word because' in several different ways. Native speakers, even those whose accent is best described as RP, may realize it as

• 'bi-CAWS' (IPA: /bɪ ˈkɔːz/)
• 'bi-CUZZ' (IPA: /bɪ ˈkʌz/) - sometimes abbreviated in speech, or written in representations of speech, as "'cuz'"
• 'bi-COZZ' (IPA: /bɪ ˈkɒz/) - sometimes abbreviated in speech, or written in representations of speech, as "'cos'"

All pronunciations may be written in attempts to represent the spoken word as 'cause.

Etymological note: the word was originally (in Middle English) a phrase, 'by cause [that]', ~ 'for the reason [that]'.