# enter into households and captivate
"enter into houses and greatly influence"
# foolish women
"women who are spiritually weak."
# who are loaded up with sins
"who sin often" or "who feel terrible guilt because they continue to sin.". The idea is that these men can easily influence these women because the women are unable to stop sinning.
# are led away by various desires
"they desire to sin in various ways rather than obey Christ"