-öng

• IPA^(key): [øŋɡ]

-öng

1. (frequentative suffix) Added to a verb or to an onomatopoeic stem (or rarely to a noun or adjective) to form a verb denoting repetitive action.

   ‎őrül (“to go insane”) + ‎-öng → ‎őrjöng (“to be wild, furious, raging”)

   ‎düh (“fury, rage”) + ‎-öng → ‎dühöng (“to be in a raging temper”)

• (frequentative suffix) Variants:

  -ong is added to back-vowel words

  ‎hajol (“to bend”) + ‎-öng → ‎hajlong (“to bow repetitively”)

  -eng is added to unrounded front-vowel words

  ‎derül (“to clear up”) + ‎-öng → ‎dereng (“to dawn; to appear vaguely”)

  -öng is added to rounded front-vowel words

  ‎őrül (“to go insane”) + ‎-öng → ‎őrjöng (“to be wild, furious, raging”)

  ‎düh (“fury, rage”) + ‎-öng → ‎dühöng (“to be in a raging temper”)

  -ang is added to back-vowel words (rare)

  lappang (“to lurk”)

  -ing is added to front-vowel words (rare)

  kering (“to circulate, orbit”)

• Appendix:Hungarian suffixes

• -ng in Zaicz, Gábor (ed.). Etimológiai szótár: Magyar szavak és toldalékok eredete (‘Dictionary of Etymology: The origin of Hungarian words and affixes’). Budapest: Tinta Könyvkiadó, 2006, page 568, →ISBN.  (See also its 2nd edition.)