やたらに
やたらに · yatarani · JLPT N2 · noun
randomly
🎲 やたら = yatara (at random), ni = in a way; 'yatara-ni' = blindly, recklessly, without thought
Sounds like 'yet a rah-knee': a rash, random lunge. Think of 'yatara' as 'all over the place' and 'ni' as the adverb ending, so it means acting at random.