About: certified mail

Premodifier: certified
Head noun: mail

Same concepts
http://dbpedia.org/resource/Registered_mail

Broader concepts

label	provenance	confidence
special service	isap:9952010	0.785317
traceable method	isap:302192134	0.699734
traceable means	isap:92853123	0.697312
service	isap:9952020	0.621491
method of delivery	isap:302192128	0.615570
method	isap:302192061	0.595168
reasonable means	isap:92853115	0.590708
proof of delivery	isap:95003818	0.578750
notice	isap:308826271	0.455127
mail	isap:176411870	0.439168
means	isap:92853077	0.432016
copy	isap:168433071	0.420950
delivery	isap:456970058	0.279770
method of service	isap:302192144	0.224977

Narrower concepts

label	provenance	confidence
document	isap:382055365	0.164938