overambitious

adjective

over·am·bi·tious ˌō-vər-am-ˈbi-shəs

: excessively ambitious

The reforms of the Great Society succeeded in markedly reducing poverty, although they fell short of President Lyndon B. Johnson's overambitious goals.—

Dennis H. Wrong

Dr. Godfrey, who has seen more than his share of the fallout from overambitious exercise programs, advises against jumping and pounding exercises for people over 50 …—

Jane E. Brody

… NASA's original plans for the shuttle were overambitious: the commitment to provide routine and economical access to space locked the agency into a schedule too tight to be met with the available resources.—

Scientific American

overambitiously adverb

planned overambitiously for the future

I overambitiously tried the traditional full Irish breakfast … —

Laura Reiley

overambitiousness noun

My hopes for another gardening season have once again been dashed by my overambitiousness and basically lazy nature. —

Michelle Kennedy