How many syllables in reference book?

Reference book has 4 syllables.

Syllables in reference book

4 syllables

Divide reference book into syllables

ref-er-ence book

Say it

Spell it

Numbers of characters

14 (b, c, e, e, e, e, f, k, n, o, o, r, r)

Unique letters

8 (b, c, e, f, k, n, o, r)

reference book backwards

koob ecnerefer

reference book sorted alphabetically

bceeeefknoorr

book reference

#	Sentence
1.	This reference book is of benefit to you all.
2.	I don't have any good reference book at hand.
3.	A dictionary is an excellent reference book.
4.	I don't have a good reference book to hand.
5.	A dictionary is a reference book.