this is called darning
darn it.
With a needle and thread, she'll mend the hole in your jacket. Unfortunately, only time can truly mend a broken heart. It would be a tragedy if you are unable to mend the relationship with your dad before he passes away. Dad used a bit of string to mend the torn volleyball net. Grandma always carries a sewing kit incase she has to mend something unexpectedly.
darn
Mend means to fix something.
If you think about it, you can figure this out. To rip means to tear something, to make a hole or pull part of it off. To mend means to repair something, to fix a hole or torn spot. Now, are these words the same or opposites? Synonyms mean the Same (see the matching S?) while Antonyms Are opposite.
See "Can the hole in the Ozone layer be fixed?"
To mend it
You fix it or mend it
to fix or to mend
Mend
wool
100%. Otherwise it is not wool but a wool-and-something mix.