Prefixes
Body Parts Bases
Action Bases
Suffixes
Latin Noun Declensions
100

This prefix means before, as in "prenatal"

What is pre-?

100

This base means heart.

What is cord-?

100

This base means to hear.

What is aud-?

100

This suffix means “pertaining to,” as in “nasal.”

What is -al?

100

A Latin noun ending in "-a" changes to this plural ending in the 1st declension.

What is -ae?

200
This prefix means around.
What is circum-?
200

Meaning lung, this base appears in "pulmonary."

What is pulmon-?

200

This base means to cut or kill, found in words like "homicide."

What is cid-/cis?

200

This suffix means full of, as in “adipose.”

What is -ose?

200

The plural of a 2nd declension "-us" noun (like fungus) ends in this.

What is -i?

300
This prefix means away from.

What is ab-?

300

This base means kidney.

What is ren-?

300

This base means to send, as in “transmission.”

What is mit-/mis-?

300

Meaning killing, this suffix appears in words like “pesticide.”

What is -cide?

300

A nomative 2nd declension noun ends in "-um" in the singular; what does it end in the plural?

What is -a?

400

This prefix means back or again; it  appears in words like "reactivate."

What is re-?

400

This base means breast, as found in "mammary."

What is mamm-?

400

This base means to turn, such as in “reverse.”

What is vert-/vers-?

400

This suffix means little, as in “globule.”

What is -ule / -ole?

400

This declension often has singular forms but a plural ending in "-es" or "-a."

What is the 3rd declension?

500

This prefix means beyond, appears in words like "ultrasound."

What is ultra-?

500

This base means tongue.

what is lingu-?

500

This base means to walk.

What is ambul-?

500

This suffix forms nouns of state or quality, as in "condition of sleepiness."

What is -ence/-ance?

500

The 4th declension is unusual because the plural of "-us" nouns remains this.

What is -us?

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