uncontaminated, uncontrollable, uncouple, uncultivated, undercooling, undercut, underdevelopment, underdispersion, underdrain, underdrainage, underestimate, underexploitation, underfertilization, underfit, underflooding, underflow, undergrade, underground, undergrowth, undernourishment, underpopulation, underpressure, undershrub, undersized, undersluice, undersoil, understocked, understocking, understory, understratum - English-Kazakh Ecological Dictionary - Казахские словари