cmabi'o lujvo

b1=c1 decreases in size/becomes small to b2 under conditions b3.

Cf. cmalu, binxo, cmaze'a, brabi'o.

In notes:

cmaze'a
z1=c1 shrinks/decreases in property c2 (ka) by amount z3.
tolba'o
b1 shrinks/contracts to size/into form b2 from b3.