ordinal number

twelfth

twelfth

It's his twelfth birthday today.

It's his twelfth birthday today.

She finished twelfth in the race.

She finished twelfth in the race.

the twelfth ((noun)) indicating the position of number twelve It's his twelfth birthday today.

eleventh, thirteenth

From Old English 'twelfta'. Related to 'twelve', with the '-th' suffix marking it as an ordinal number.

It's 'twelve' with the 've' changed to 'f' and 'th' added. Be careful with the spelling: twelFth.

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