There are 2. Roy-al.
It is quite possible to argue that there is only 1 syllable in royal. Few people pronounce the word 'roy - al' by stressing both syllables. For most it's a running sound with one syllable. 'roy-l'.
The same is true of the word 'lion'. You can hear the second syllable attempting to emerge more in 'lion' than in 'royal', but traditionally poets have considered both words as being either one or two syllables.
Two.
The word 'answer' has 2 syllables. An-swer.
There are four syllables in the word "usually".
There are 2 syllables are in the word advance.
The word prepared has two syllables. The syllables in the word are pre-pared.
ro-yal has two syllables.
Two.
There are three Chinese syllables in the word "syllables."
The word 'answer' has 2 syllables. An-swer.
There are four syllables in the word "usually".
The word has three syllables.
The syllables in the word what is only 1 : "what".
The word apotex has three syllables. The syllables in the word are a-po-tex.
The word prophets has two syllables. The syllables of the word are pro-phets.
4 syllables are in the word di·ver·si·ty.
Their are two syllables in the word silly.
2 syllables are in the word nuisance. :)