un·der·re·act 
(ŭn′dər-rē-ăkt)
(ŭn′dər-rē-ăkt)intr.v. un·der·re·act·ed, un·der·re·act·ing, un·der·re·acts
To react with insufficient enthusiasm, force, or emphasis.
un′der·re·action n.
- hypoallergenic
- hypobaric
- hypobarism
- hypoblast
- hypoblastic
- hypocalcemia
- hypocaust
- hypocenter
- hypocentral
- hypochlorite
- hypochlorous acid
- hypochondria
- hypochondriac
- hypochondriacal
- hypochondriacally
- hypochondriasis
- hypochondrium
- hypocorism
- hypocoristic
- hypocoristically
- hypocotyl
- hypocretin
- hypocrisy
- hypocrite
- hypocritical