[operation] insert element at front [common name(s)] push, cons [C++] push_front [Java] offerFirst [Perl] unshift [PHP] array_unshift [Python] appendleft [Ruby] unshift [JavaScript] unshift [Ada] 
Prepend
A p p e n d
P r e p e n d
D e l e t e _ L a s t
D e l e t e _ F i r s t
L a s t _ E l e m e n t
F i r s t _ E l e m e n t