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42,394 words to explore
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run up against
To face a difficult problem or strong opposition.
runoff
Water that flows over land after rain.
salinity
The amount of salt in water.
sandstone
A type of rock made from sand.
satellite
dependent entity orbiting a larger body
satire
A humorous criticism of people or society.
save one's breath
not waste time speaking; don't bother.
schedule
A plan for when events will happen.
schizophrenia
A mental disorder affecting thoughts and emotions.
scholarship
Financial aid for education based on merit.
scratch the surface
To only begin to understand something.
scrutiny
Careful examination or inspection.
sculptor
An artist who creates three-dimensional works.
sculpture
artistic representation in solid form
search me
I have no idea or knowledge
sediment
Small particles that settle at the bottom.
sedimentary
Rock formed by layers of sediment.
see eye to eye
Agree on something.
segregation
the separation of groups based on characteristics.
seismic
Relating to earthquakes or vibrations in the ground.
seismograph
An instrument that measures and records movements of the ground.
self-reliance
The ability to depend on yourself instead of on other people.
semester
a half-year term in school or college
seminar
A small university class in which students discuss a subject with a teacher.
Words selected by Inoh for the TOEFL iBT test. Not an official ETS list. How these words were chosen →