How many syllables in J?

There is 1 syllable in the word J.

How to pronounce J:

joule

watt second

Here are some other common 1-syllable words.

Syllable Fun Fact

Syllable contact laws govern the permissible combinations of consonants at syllable boundaries within and across words.

You, too, can become a syllable pro and wow your friends, family, and pets!