There are two syllables divided like so: num-ber.
The word joint has one syllable. This means the whole word is the syllable and so there are no syllable breaks.
The word sand only has one syllable. This means the whole word is the syllable and so there are no syllable breaks.
You separate the syllables with a hyphen.
mor-ning
The word "league" is separated into one syllable: lea-gue.
There are 2 syllables. Bus-ness.
Yes, you can use a hyphen in a three-syllable word to separate its component parts or to indicate a compound adjective.
There are 2 syllables. Di-et.
There is one syllable in the word witch. You can't separate it in wi-tch, can you? It just sounds silly.
The word fate only has one syllable so it is not divided into separate syllables.
The word "push" has one syllable.
No. It has 2 syllables.