/set/v(present participlesetting, past tense and past participleset)(CAUSE A CONDITION)
Definition
›to cause someone or something to be in a particular condition, or to begin doing something: [T]He carelessly dropped a match and set the grass on fire.[T]His remarks set me thinking.[L]The wildness in her paintings is what sets them apart.[+ to infinitive]With the deadline only a few weeks away, I set to work right away.