1. (verb) have an effect upon

• affect
• bear on
• impact
• touch
• touch on

1. (verb) have an effect upon

• act upon
• influence
• work
• bother
• discommode
• disoblige
• incommode
• inconvenience
• put out
• trouble
• color
• colour
• distort
• tinge
• endanger
• expose
• peril
• queer
• scupper
• excite
• stimulate
• hit
• strike
• hydrolise
• hydrolize
• process
• treat
• redound
• repercuss
• slam-dunk
• strike a blow
• subject
• tell on

1. (verb) have an effect upon

• alter
• change
• modify

1. (verb) have an effect upon

• encroachment
• impact
• impingement
• impact
• wallop