dumb·found also dum·found 
(dŭmfound′)
(dŭmfound′)tr.v. dumb·found·ed, dumb·found·ing, dumb·founds also dum·found·ed or dum·found·ing or dum·founds
To fill with astonishment and perplexity; confound. See Synonyms at surprise.
[DUMB + (CON)FOUND.]
- phenologically
- phenologist
- phenology
- phenolphthalein
- phenol red
- phenom
- phenomena
- phenomenal
- phenomenalism
- phenomenalist
- phenomenalistic
- phenomenalistically
- phenomenally
- phenomenological
- phenomenologically
- phenomenologist
- phenomenology
- phenomenon
- phenothiazine
- phenotype
- phenotypic
- phenotypical
- phenotypically
- phenoxide
- phenoxybenzamine