1. The years of one's age beginning with thirteen, and ending with nineteen.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• denns,
• teenie,
• deiens,
• talens,
• tenen,
• tetnus,
• depens,
• beens,
• tenans,
• ternds,
• tness,
• sceens,
• tirns,
• trens,
• teants,
• tetenus,
• ternm,
• itens,
• tneeds,
• tenes

• tench,
• teenage,
• TENG,
• teensy,
• tense,
• Tenisha,
• tenge,
• tenuous,
• teems,
• tennis,
• Tenesha,
• Temeka,
• Teneyck.

The adjective form of "teens" is "teenage".

The plural of the "teens" can be the "teens".

The singular of the "teens" can be the "teens".

The singular of the "teens" can be the "teenager".