avenue

As nouns the difference between avenue and avenge

is that avenue is a broad street, especially one bordered by trees () while avenge is a vengeance; a revenge.

As a verb avenge is

to take vengeance (for); to exact satisfaction for by punishing the injuring party; to vindicate by inflicting pain or evil on a wrongdoer.

As nouns the difference between avenue and layout

is that avenue is a broad street, especially one bordered by trees (Wikipedia) while layout is a structured arrangement of items within certain limits.

As nouns the difference between avenue and mainstreet

is that avenue is a broad street, especially one bordered by trees () while mainstreet is (rare).

Boulvard is likely misspelled.

Boulvard has no English definition.

As a noun avenue

is a broad street, especially one bordered by trees (Wikipedia).

As nouns the difference between income and avenue

is that income is money one earns by working or by capitalising on the work of others while avenue is a broad street, especially one bordered by trees (Wikipedia).

As nouns the difference between avenue and arborway

is that avenue is a broad street, especially one bordered by trees () while arborway is avenue (lined with trees).