lambkin

noun2

1. •
   A young lamb, a very young sheep.

   • There might ye see the pioney spread vvide, / The full-blovvn rose, the shepherd and his lass, / Lap-dog and lambkin vvith black staring eyes, / And parrots vvith tvvin cherries in their beak. — 1785
2. •
   A term of endearment.

   • Let vs condoll the knight: for lamkins vve vvill liue. — 1599