underdo

Meaning

Verb

• To put under, subject.
• To do something insufficiently; especially to undercook.
• To act below one's abilities; do less than one can.
• To do less than is requisite.

Origin

• From Middle English underdon, from Old English underdōn ("to put under"), from Proto-Germanic *under + *dōną. Equivalent to under- + do. Cognate with German unterthun ("to put under, subject").