ability to judge; judgement

intelligent

intelligence

a male given name

To judge, to decide, to determine. / To tell which, to tell what.

A judgement, a determination, a discernment.

succeed / be successful in life

success / success in life, achievement in the world

(computing) key / (music) key

key (tool for opening or locking something) / key; clue (important fact for solving something) / lock