essive-modal (uncountable)

1. (grammar) A case used in the Hungarian language to express the state, capacity, or task in which somebody is or which somebody has (essive case, e.g. "as a reward", "for example"), or the manner in which the action is carried out, or the language which somebody knows or speaks (modal case, e.g. "unexpectedly", "speak English").

• -ul, -ül (the forms of this case in Hungarian)

• essive-modal case on Wikipedia.Wikipedia