kow·tow 
/ˈkaʊˌtaʊ/ verb
kow·tows; kow·towed; kow·tow·ing /ˈkaʊˌtaʊ/ verb [no obj] informal + disapproving : to agree too easily or eagerly to do what someone else wants you to do : to obey someone with power in a way that seems weak — usually + to ▪ She refused to kowtow to their demands.
