Kõrggkoolile
Kõrggkoolile is a term that appears to be a misspelling or a non-standard word, likely originating from Estonian. The standard Estonian word for "university" or "higher education institution" is "kõrgkool". If "kõrggkoolile" is intended to be a grammatical form of "kõrgkool", it would likely be a dative case, meaning "to a university" or "for a university". This form would be used in sentences where an action is directed towards or intended for a higher education institution.
Estonian higher education institutions, or kõrgkoolid, are divided into universities and applied higher education institutions. Universities