Below are the words that matched your query...
Underacts
- act (a role) with great restraint
Unbalancing
- derange mentally, throw out of mental balance; make insane; "The death of his parents unbalanced him"
- throw out of balance or equilibrium; "The tax relief unbalanced the budget"; "The prima donna unbalances the smooth work in our department"
Unnerve
- disturb the composure of
- to cause to lose ones confidence
Unnerves
- disturb the composure of
- to cause to lose ones confidence
Unman
- cause to lose one's nerve; "an unmanning experience"
Unmanning
- cause to lose one's nerve; "an unmanning experience"
Unmans
- cause to lose one's nerve; "an unmanning experience"