ほいほいrecklessly, thoughtlessly, carelessly, readily, blithely, willingly, easily, pamperingly, indulgently, carefully (not angering), shoo!, heave-ho, hallo, hello, Hui (people), novice, beginner

彼(かれ)はどんな誘(さそ)いにもホイホイと乗(の)ります。

He readily falls for any kind of invitation. {recklessly, thoughtlessly, carelessly, readily, blithely, willingly, easily, pamperingly, indulgently, carefully (not angering), shoo!, heave-ho, hallo, hello, Hui (people), novice, beginner}

怪(あや)しい人(ひと)にもホイホイと着(つ)いていく彼女(かのじょ)が心配(しんぱい)だ。

I'm worried about her because she carelessly follows even suspicious people. {recklessly, thoughtlessly, carelessly, readily, blithely, willingly, easily, pamperingly, indulgently, carefully (not angering), shoo!, heave-ho, hallo, hello, Hui (people), novice, beginner}

キャッチにホイホイ着(つ)いていったせいでぼったくられた。

I was ripped off because I carelessly followed the catch. {recklessly, thoughtlessly, carelessly, readily, blithely, willingly, easily, pamperingly, indulgently, carefully (not angering), shoo!, heave-ho, hallo, hello, Hui (people), novice, beginner}

ホイホイと内容(ないよう)も聞(き)かずに仕事(しごと)を引(ひ)き受(う)けたことを後悔(こうかい)しています。

I regret thoughtlessly accepting the job without asking about the details. {recklessly, thoughtlessly, carelessly, readily, blithely, willingly, easily, pamperingly, indulgently, carefully (not angering), shoo!, heave-ho, hallo, hello, Hui (people), novice, beginner}

どんな誘(さそ)いにもホイホイと乗(の)る彼女(かのじょ)は、時間(じかん)とお金(かね)が沢山(たくさん)あるのだろう。

She, who readily jumps on any invitation, must have a lot of time and money. {recklessly, thoughtlessly, carelessly, readily, blithely, willingly, easily, pamperingly, indulgently, carefully (not angering), shoo!, heave-ho, hallo, hello, Hui (people), novice, beginner}