ef·fing 
(ĕfĭng)
(ĕfĭng)adv. & adj.
Vulgar Slang
Vulgar Slang
Used as an intensive.
[From EF, in reference to the euphemistic use of f to represent the word FUCK.]
- cosmic string
- cosmid
- cosmo
- cosmo-
- cosmochemical
- cosmochemist
- cosmochemistry
- cosmogenic
- cosmogonic
- cosmogonical
- cosmogonically
- cosmogonist
- cosmogony
- cosmographer
- cosmographic
- cosmographical
- cosmographically
- cosmography
- cosmologic
- cosmological
- cosmological constant
- cosmologically
- cosmologist
- cosmology
- cosmonaut