It's a variable you learn it in Math (Pre. Algebra)
The word "many" has two syllables
2 syllable word rui-ned
no it is a syllable word
The word "Europe" has 2 syllables. 2 - [Eu-rope]
2
roku 2 xs
4
-2/ xs/:2
XS = 10+1/2
The word with the most Xs is hexakosioihexekontahexaphobia, a word for the fear of the number 666; a noun as a word for a thing.
XS in Roman Numerals might be 10.5 or 10 1/2. Ten and a half.
There are no English words with 2 Xs in a row.
The L-A- Complex - 2012 Xs and Os 2-12 is rated/received certificates of: USA:TV-14
2 Litres
metal xs
XS Software was created in 2004.
XS Latin was created in 1997.