Listen to these words.

misunderstood

undervalued

intercropping

dehydrate

mulch

optimal

parasitize

assassin

birdbath

glutton

microbes

swat

bystander

tincture

antiseptic

antibacterial

Learn the new words!

Describes something that is intended to kill or reduce the harmful effects of bacteria.

antibacterial

A chemical that prevents infection in an injury by killing bacteria.

antiseptic

A medicine that is made by mixing a useful drug in alcohol.

tincture

A person who is standing near something and watching it, but does not do anything.

bystander

To hit something, usually an insect.

swat

Small living things that could cause disease.

microbes

A person who eats too much regularly.

glutton

A bowl filled with water for birds to drink and bathe.

birdbath

A person who kills someone for fame or money.

assassin

To infest another organism as a parasite.

parasitize

Describes something that is the best or most effective for a particular situation.

optimal

A cover of decaying leaves that is laid over soil to keep it moist.

mulch

To lose water or cause the loss of water from something.

dehydrate

A way of growing crops where a different kind of crop is grown between rows of another crop.

intercropping

Describes something that is considered less valuable than it really is.

undervalued

Describes something that has not been understood correctly.

misunderstood

Now, do the test!

Exercises

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