• Basic forms
• 散る — to fall; scatter (intransitive) / base form
• 散ります — fall; scatter / masu form
• 散った — fell; scattered / ta form
• 散って — falling; scattering / te-form
• 散らない — do not fall / negative
• 散れば — if (they) fall / conditional
• Common expressions
• 桜が散る — cherry blossoms fall
• 花びらが散った — petals scattered

散る（ちる） is a godan verb. It describes things naturally falling or scattering, especially flowers, leaves, or groups dispersing.

• Basic forms
• 散らかす — to scatter; to mess up (transitive) / base form
• 散らかします — scatter; make a mess / masu form
• 散らかした — scattered; messed up / ta form
• 散らかして — scatter and … / te-form
• 散らかさない — do not scatter / negative
• 散らかせば — if (you) scatter / conditional
• Common expressions
• 部屋を散らかす — mess up a room
• 机の上を散らかした — scattered things on the desk

散らかす（ちらかす） is a godan verb ending in す. It is the transitive counterpart to 散る — you actively cause things to scatter or become messy.