thrall 
/ˈθrɑ:l/ noun
/ˈθrɑ:l/ noun Meaning:
in thrall
literary : in a state of being controlled or strongly influenced by someone or something
▪ He was completely in thrall to her. = He was completely in her thrall.
▪ He was completely in thrall to her. = He was completely in her thrall.
