Sunny: brilliant, cheerful, happy – English

Sunshine: term of endearment; happy, cheerful – English

Buddy: friend; brother – English

Charlie: manly; strong; free – English

Angel: angelic; messenger of God – Greek

Baby: young, often symbolizing innocence or purity; object of affection – Old English

Spike: sharp metal. A name commonly associated with danger; the name has cool connotations – American

Tweety: a small, cute canary from the TV series Looney Tunes – English

Coco: help – Spanish

Lucky: fortunate – English