Difference between Take Hold and Crop Up

TAKE HOLD vs CROP UP: VERB

Slip by, Fall upon, Keep apart, Drag up, Set in motion, Pick at, Beclip, Carry off, Peck at, Concentrate on, Get hold of, Keep down, Take control, Take charge, Hold

Find oneself, Burst out, Collide with, Come across, Bring forward, Drag up, Bump into, Set in motion, Fall into place, Come to light, Spring to mind, Come to mind, Spring up, Come forth, Pop up

Keep back, Slip by, Fall upon, Keep apart, Drag up, Set in motion, Pick at, Beclip, Carry off, Peck at, Concentrate on, Get hold of, Keep down, Take control, Hold

Find oneself, Burst out, Collide with, Come across, Bring forward, Drag up, Bump into, Set in motion, Fall into place, Come to light, Spring to mind, Come to mind, Spring up, Pop up, Come forth

Recently, there have been significant changes to the way research is produced, and it will take time for the effects to take hold.
The justices have declined to take any major Second Amendment cases, seemingly content to let the lower court consensus take hold.
She is a tree of life to those who take hold of her; those who hold her fast will be blessed.
As a one time contractor involved in new construction, remodeling, and disaster restoration it does not take very long for mold to take hold.
But all these will need to take hold and spread like wild fire if major changes are to take place.
TT: Ifn one can take the crap transplant and have the bacteria take hold it is a better choice.
There exists some validity but Let me take hold opinion until I take a appear at it further.
TAKE HOLD of all that Jesus has already taken hold of for you and placed in you!
Let me take hold opinion until I take a look at it further.
Get hold of yourself before you take hold of the kid.

Going to crop up all day, I foresee.
You never know what discussion might crop up.
Problems can crop up at the closing table.
Unrepealed laws may crop up in unexpected places.
Unfortunately, problems with foreign materials crop up regularly.
Medieval references to satanic witches crop up repeatedly.
But, did these problems crop up over night?.
The top ten results would crop up immediately.
"Every now and then something will crop up.".
But it seems that new issues, new controversies are still cropping up, with many more bound to crop up.