catching：传染性的；有感染力的，吸引人的

词根词缀：catch(-cap-)拿,取 + -ing

• reacquaint
• react
• reactance
• reactant
• reaction
• reactivate
• reactive
• reactivity
• reactor
• read
• readdress
• reader
• readership
• readjust
• readmit
• ready
• reaffirm
• reafforestation
• reagent
• real
• realia
• realign
• realisation
• realise
• realism