kedvét szegi

Etymology
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Verb

 * 1)  to deflate, to let down, to disappoint someone, to spoil one’s happiness with

Conjugation

 * For the verb, see the definite forms of.
 * The noun takes the appropriate possessive suffix (and usually the accusative ending) in accordance with the person (or other being) specified with the dative of the sentence:, , , , ,  (the accusative suffix being optional for 1st- and 2nd-person forms, especially in the singular).