• kinkback,
• pinkback,
• oinkback,
• lunkback,
• ljnkback,
• lknkback,
• lonkback,
• l9nkback,
• l8nkback,
• libkback,
• limkback,
• lijkback,
• lihkback,
• linjback,
• linmback,
• linlback,
• linoback,
• liniback,
• linkvack,
• linknack

• blinkers,
• background,
• blackjack,
• feedback,
• linked,
• banknote,
• outlook,
• blanket,
• inkjet,
• lantern,
• necktie.

The adjective form of the word "linkback" would be "linkbacked".

The plural form of "linkback" is "linkbacks".

The singular form of the word "linkback" is "linkback".