matracokban
Matracokban is a Hungarian locative expression meaning “in mattresses” or “inside the mattresses.” It is formed from the noun matrac (mattress) with the plural suffix -ok, and the locative suffix -ban, yielding matracokban. This combination is a standard way in Hungarian to express location inside a plural object.
Grammatical notes: The suffix -ban (or its variant -ben) marks the inessive/locative case and follows vowel harmony
Usage examples: The lost item was found in the mattresses: Az elveszett tárgyat a matracokban találták meg.
Relation to other forms: Matracokban is the plural inessive form; for other numbers or cases, different suffixes