imp in Spanish
imp in Spanish
bribonzuelo
diablillo
(chiefly, fiction, and, mythology) A small, mischievous sprite or a malevolent supernatural creature, somewhat comparable to a demon but smaller and less powerful, formerly regarded as the child of the devil or a demon (see sense 3.2). [from 16th c.]
pícaro
(often, humorous) A mischievous child. [from 17th c.]