in·ter·act 
(ĭn′tər-ăkt)
(ĭn′tər-ăkt)intr.v. in·ter·act·ed, in·ter·act·ing, in·ter·acts
To act on each other: "More than a dozen variable factors could interact, with their permutations running into the thousands" (Tom Clancy).
- transmarine
- transmembrane
- transmigrant
- transmigrate
- transmigration
- transmigrator
- transmigratory
- transmissibility
- transmissible
- transmissible spongiform encephalopathy
- transmission
- transmissive
- transmissometer
- transmissometry
- transmit
- transmittable
- transmittal
- transmittance
- transmitter
- transmitter-receiver
- transmogrification
- transmogrify
- transmontane
- transmundane
- transmutability