urchin

As a noun urchin

is a mischievous child.

As an adjective homeless is

lacking a permanent place of residence.

As nouns the difference between brat and urchin

is that brat is brother while urchin is a mischievous child.

As a noun urchin

is a mischievous child.

As an adjective undefined is

lacking a definition or value.

As a noun urchin is

a mischievous child.

As nouns the difference between urchin and urchon

is that urchin is a mischievous child while urchon is a hedgehog.

As nouns the difference between urchin and foundling

is that urchin is a mischievous child while foundling is an abandoned child, left by its parent(s), often a baby left at a convent or similar safe place.

As nouns the difference between taxonomy and urchin

is that taxonomy is the science or the technique used to make a classification while urchin is a mischievous child.

As a noun urchin

is a mischievous child.

As an adjective urchinlike is

resembling or characteristic of an urchin (mischievous child).