12-Letter Words Starting: SY

• share the feelings of; understand the sentiments of

• be understanding of

• to feel or express sympathy or compassion

• a person who commiserates with someone who has had misfortune

• someone who shares your feelings or opinions and hopes that you will be successful

• operating in unison

• an instrument that indicates whether two periodic motions are synchronous (especially an instrument that enables a pilot to synchronize the propellers of a plane that has two or more engines)

• make synchronous and adjust in time or manner

• happen at the same time

• make (motion picture sound) exactly simultaneous with the action

• arrange or represent events so that they co-occur

• operate simultaneously

• cause to indicate the same time or rate

• make symmetric

• combine so as to form a more complex, product

• combine and form a synthesis

• arrange according to a system or reduce to a system

• become fused

• unite (beliefs or conflicting principles)