ugyan—must always agree in number, case, or any other suffix (personal suffixes excepted) with its substantive; in other words, it has to be inflected with the same suffix as the substantive which it determines: annak az embernek, to that man (-nak and -nek are both suffixes of the dative case); azok az emberek (both in plural); arra a házra, upon that house (both with the suffix for direction upwards), &c.
Demonstrative pronouns for adjectives are: ily, ilyen, such as this; emily, emilyen, such as this other; for things near. The correspondings for things at a distance are: oly, olyan, amoly, amolyan. Ilyetén is the adverbial form of the first class; olyatén of the second.
The adjectival pronouns are declined if neither the substantive nor the adjective, at whose quality they point, are written in full.
Examples.
1. Ilyen szép könyvet láttam, I have seen a book as pretty as this. Here are both adjective and substantive written in full, the latter only being inflected with the accusative.
2. Ilyen szépet láttam, I have seen one as pretty as this. Here the adjective is inflected, the substantive being omitted.
3. Ilyent láttam, I have seen such a one. Here both adjective and substantive being absent, the pronoun has taken the suffix.
The adverbial forms of these pronouns—ilyetén, olyatén—are