frac Noun, n, frac

1. white tie and tails

Appox. usage (any sense): 1.78 per million words

dos Noun, n, dos ▼ ▶

1. back
   Synonyms: spate
2. bottom, behind, buttocks
   Synonyms: fund
3. reverse
4. backside, rear
5. tails (on a coin)

Appox. usage (any sense): 11.8 per million words