flunk
flunkey flunkeydom flunkeyism flunky flunkyism fluor fluor-spar fluoresce fluorescein fluorescence fluorescent fluorescent lamp fluoridate fluoridation fluoride fluoridisation fluoridise fluoridization fluoridize fluorimeter fluorimetric fluorimetry fluorine fluorite fluorocarbon fluorographic fluorography fluoroscope fluoroscopy |
flunk /flunk/
ngoại động từ, (từ Mỹ,nghĩa Mỹ), (thông tục)
nội động từ, (từ Mỹ,nghĩa Mỹ), (thông tục)
Idioms
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