One month holiday?

One month's

Actually, "One month's" is not correct. "One-month holiday" means a holiday that lasts for one month. "One month's holiday," with an apostrophe, would mean a holiday that occurred in a particular month, which I don't believe is what the original example meant to say.

Anonymous "One month's holiday," with an apostrophe, would mean a holiday that occurred in a particular month,

In British English one/a month's holiday means a holiday that lasts four weeks at any time of the year.

A one month holiday did not seem enough.

AnonymousA one-month holiday did not seem enough.

A one month holiday didn't seem to be enough.

fivejedjonA one month-holiday didn't seem to be enough.

Did you mean to say "A one-month holiday didn't seem to be enough."?
In which case, "A two-fortnight holiday would definitely not be enough."

There's nothing grammatically wrong with the placement of the "not" in the original post, "One month holiday seemed to be not enough." Think about putting "insufficient" in for "not enough." The beginning of the sentence would probably be better as "A one-month holiday" or even better as "One month's holiday." There's no need for a "didn't" unless you're specifically trying to be informal. I'd p

Altho' most people in the modern English speaking world would consider the structure of the sentence to be archaic. "One month holiday seemed to be not enough" is fine, but then I do not believe is the common attachment regarding archaism when it comes to words & language. What I do take to heart is that if people had a good command of the their respective language, an uncommon achievement nowada