F451 Vocabulary Set 1

Front

Make a monotonous, low, dull sound

Back

drone

Front

Difficult to perceive

Back

Imperceptible

Front

Long, flexible snout of an elephant

Back

Proboscis

Front

Relating to the sense of smell

Back

Olfactory

Front

come to understand

Back

fathom

Front

extremely hungry

Back

ravenous

Front

Natural inclination; tendency

Back

Proclivity

Front

loud, confusing, disagreeable sounds

Back

cacophony

Front

Express strong disapproval of

Back

condemn

Front

Make believe to deceive

Back

Feign