puzzle + -ed

source: Kafuu Chino Wondering GIF - KafuuChino Wondering Anime - Discover & Share GIFs

unable to understand; perplexed:

〈人が〉 «…で» とまどって, 当惑して «about, at, over, as to» ; 〖be ～ to do/wh節･句/that節〗 …して［…かということに, …ということに］とまどって, 当惑して

e.g. the questioners were met with puzzled looks

e.g. she looked puzzled and angry with him.