Godan verb with 'su' ending, Transitive verb
to make (the best) use of; to put to good use; to leverage (skills, attributes, experience, etc.); to capitalise on (experience, etc.)
彼はわずかな収入を精一杯活かした。He made the best of his small income. to let live; to keep alive
to revive; to resuscitate; to bring back to life
to restore (a deleted passage; in proofreading)
Also written 活かす【いかす】