い生iかすkasuい活iかすkasu
1.
To enable an entity to continue living or to prolong its existence by providing the necessary conditions for survival.
2.
To maximize the potential or capabilities inherent in a person or object, allowing them to be expressed and utilized fully.
3.
To utilize or make effective use of resources or skills in order to enhance outcomes or achieve goals.
4.
To reinstate or restore something that was previously omitted or removed, particularly in the context of editing or correcting written material.
5.
To bring back to life or rejuvenate something that has lost vitality or function.
Example:
彼はわずかな収入を精一杯活かした。