1) He was utterly dumbfounded at the bad news.

2) She said she was dumbfounded by the allegations.

3) He was dumbfounded by the allegations.

4) She was dumbfounded by the terrible news.

5) She was completely dumbfounded by the news.

6) We were completely dumbfounded by her rudeness.

7) He was completely dumbfounded by the incident.

8) They were dumbfounded by all the damage done by the storm.

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10) He turned to me in dumbfounded fury.

11) I suppose they're dumbfounded by their surroundings.

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14) This suggestion dumbfounded Joe.

15) I stood there dumbfounded.

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18) I use my judgment, " he could be a "Dumbfounder Boss" who uses the wrong measures to evaluate job performance.

19) If he says, "Every case is different; I use my judgment, " he could be a "Dumbfounder Boss" who uses the wrong measures to evaluate job performance.

20) I use my judgment, " he could be a "Dumbfounder Boss" who uses the wrong measures to uate job performance.