Adjektiv
puzzled {feelings & emotions}
confused {feelings & emotions}
disturbed {feelings & emotions}
disconcerted {feelings & emotions}
irresolute {feelings & emotions}
perturbed {feelings & emotions}
Substantiv
hesitation [pl. hesitations]
irresolution [pl. irresolutions]
nonplus {feelings & emotions}
...
Verb
to boggle [ boggled ; boggled ]
to hesitate [ hesitated ; hesitated ]
to waver [ wavered ; wavered ]
to wonder [ wondered ; wondered ]
to hestitate {feelings & emotions}
to teeter {feelings & emotions}