Twentysecond
Twentysecond is not the standard spelling in English. The conventional form to indicate the ordinal position of the number twenty-two is twenty-second, usually written with a hyphen. The hyphenated twenty-second functions as an adjective or as part of a noun phrase, for example "the twenty-second item" or "the twenty-second place."
Etymology and grammar: The word is a compound of twenty and second, with "second" serving as the
Usage: Twenty-second is used for dates (the twenty-second of April), rankings (the twenty-second position), and time
Orthography and variants: Style guides generally require hyphenation for compound numbers used to modify a noun.
See also: twenty-first, twenty-third; hyphenation rules for numbers; ordinal numbers in English.