やたらに

やたらに
adverb
randomly; excessively; recklessly
1. randomly; without reason
Doing something without thinking or proper consideration; at random.
やたらにお金(おかね)使(つか)わないでください。
Please don't spend money recklessly.
2. excessively; unreasonably
To an excessive or unreasonable degree.
やたらにお金(おかね)使(つか)わないでください。
Please don't spend money recklessly.
やたらに(たか)いレストランだ。
It's an unreasonably expensive restaurant.
(かれ)はやたらに自慢話(じまんばなし)をする。
He brags excessively.

NUANCE:
やたらに carries a negative connotation, suggesting lack of thought, restraint, or appropriateness.

VARIATIONS:

  • やたら: more colloquial
  • やたらと: also common

COMMON COLLOCATIONS:

  • やたらに()べる: to eat excessively
  • やたらに(はな)す: to talk too much
  • やたらに(たか)い: unreasonably expensive
  • やたらに(おお)い: excessively many

SIMILAR WORDS:

  • 無闇(むやみ)に: recklessly, thoughtlessly
  • むやみやたらに: completely recklessly (emphatic)