-su Godan/u-verb

1. to scatter; to cause a shower of
2. to disperse; to distribute; to spread
3. to resolve (a symptom, condition, etc.); to relieve; to get rid of; to cure
4. to distract; to divert (as 気を散らす, etc.)

suffix

5. to do ... wildly (i.e. disorderly or frequently); to do ... all over the place (after the -masu stem of a verb)