Small insect has a small amount (6)

I believe the answer is:
smidge
But I can't explain it at all! Could you help me understand?
(Other definitions for smidge that I've seen before include "very small part" , "Really tiny amount" .)

I believe the answer is:
smidge
But I can't explain it at all! Could you help me understand?
(Other definitions for smidge that I've seen before include "very small part" , "Really tiny amount" .)