achtzehnten
Translation
eighteenth
Examples
Er feiert am achtzehnten Mai Geburtstag.
He celebrates his birthday on the eighteenth of May.
Sie hat den achtzehnten Platz belegt.
She took eighteenth place.
Grammar Patterns
am achtzehnten ((sth.dat)) (on the eighteenth of sth.) We are meeting on the eighteenth of December.
den achtzehnten ((sth.acc)) (the eighteenth sth.) He is reading the eighteenth volume of the series.
Similar Words
siebzehnten (seventeenth), neunzehnten (nineteenth)
Etymology
Derived from the cardinal number 'achtzehn' (eighteen). The '-t' and declension ending '-en' mark it as an ordinal number.
Memory Tips
Start with the base number 'achtzehn' (18), then add the ordinal suffix '-t' and the case ending '-en'.