Synonyms of DIFFUSING

move outward

• DIFFUSE14
• SPREAD9

Also: spread out, fan out.

spread or diffuse through

• PERMEATE12
• PERVADE13
• PENETRATE11
• INTERPENETRATE16
• DIFFUSE14
• IMBUE9
• RIDDLE8

cause to become widely known

• CIRCULATE13
• CIRCULARIZE24
• CIRCULARISE15
• DISTRIBUTE13
• DISSEMINATE14
• PROPAGATE14
• BROADCAST14
• SPREAD9
• DIFFUSE14
• DISPERSE11

Also: pass around.

spreading by diffusion

• DIFFUSIVE19
• DISPERSIVE16

Not playable in Scrabble US: DISSEMINATIVE.