ちょっと待ってね…
Grammar list

こと

(Koto to te)

since / because (formal, explanatory).

Connection rules

  • V plain / i-adj + こととて; na-adj + な + こととて; noun + の + こととて.
  • Formal / literary causal — apologetic register.
  • Very common in polite apologies: 初めてのこととて, 急なこととて.

Examples

1.
はじめてこと不手際ふてぎわゆるください

Hajimete no koto to te, futegiwa o oyurushi kudasai.

Since it's my first time, please forgive any mishandling.

since / because (formal, explanatory)

2.
きゅうこと迷惑めいわくおかけまし

Kyuu na koto to te, go meiwaku o okake shi mashi ta.

Since it was sudden, I caused you inconvenience.

since / because (formal, explanatory)

Practice

Since it was a sudden request, we were unable to prepare sufficiently.

___、十分な準備ができず申し訳ございませんでした。

Romaji also accepted