overextend

[ oh-ver-ik-stend ]
/ ˌoʊ vər ɪkˈstɛnd /

verb (used with object)

to extend, reach, or expand beyond a proper, safe, or reasonable point: a company that overextended its credit to diversify.
to extend for too long a time: to overextend a stay.
to obligate (oneself) to more activities, work, etc., than one has time for or can accomplish well.

Origin of overextend

First recorded in 1935–40; over- + extend

OTHER WORDS FROM overextend

o·ver·ex·ten·sion [oh-ver-ik-sten-shuh n] /ˌoʊ vər ɪkˈstɛn ʃən/, noun