Antonyms for ignore

cognition:

know.

disregard on purpose:

attend, acknowledge, take notice, praise, finish, accomplish, note, heed, notice, recognize, complete, pay attention, look at, succeed, approve, achieve, regard.

perception:

notice.

noun:

regard, treasure, appreciate, pamper, nurture, watch, remark, object, heed, cultivate, value, mind, nurse, tend, prize.