ika-

Etymology
From.

Usage notes

 * The ordinal is linked to a noun with the use of the linker "nga" (short form: "-ng") or alternatively, but less frequently, with "ka".

Derived terms
(Ordinal numbers 1-12):

Etymology 1
From.

Usage notes

 * Tagalog ordinal numbers prefixed with ika- are usually more formal compared to those prefixed with, but ika- is also preferred in temporal rankings.