Steve~

Angel

Tony~

Monkey (Like a monkey wrench)

Bucky~

Snowflake

Loki~

Winter

Pietro & Wanda~

Pietro~Speedy

Wanda~(Y/N/N)

Natasha~

Aurora

Clint~

Arrow

Bruce~

Effie (Short for Ephemeral~Lasting for a short time)

Thor~

Syzygy (alignment of three planets)