Cognate
Definition: Blood related or related by birth.
POS: Adjective
Similar Words: Related, alike, connected
Sentence: My sister is not cognate to me since she was adopted.
Picture:

Derivative
Definition: Not original, copied from others.
POS: AdjectiveSimilar Words: false, copy, replica.
Sentence: By the wording in the students paper the teacher knew it was derivative from a website.
Picture:

Diminutive
Definition: Small person or tiny thing.
POS: Noun
Similar Words: Dwarf, midget, baby
Sentence: Being a diminutive my sister crys a lot.
Picture:

Inflection
Definition: Change in voice such as tone.
POS: Noun
Similar Words: Variation, change, variety
Sentence: American Idol always has those bad singers where the inflection changes frequently.
Picture:

Orthography
Definition: Act of using words spelled correctly.
POS: Noun
Similar Words:
Sentence: In the college essay I will use orthography to get a good grade.
Picture: