What is how to pronounce was?

"Was" is pronounced as /wʌz/. The word is pronounced by making the /w/ sound. This involves bringing the lips together and blowing air through them. The sound quickly transitions into the vowel /ʌ/ (like the sound in "hut") before ending with the consonant /z/ (like the "s" sound in "buzz"). All in all, the word "was" is a single syllable, consisting of three distinct speech sounds.